A National Police officer in the vicinity of the Ukrainian embassy after being cordoned off, December 2, 2022, in Madrid, Spain. The Ukrainian Embassy in Madrid has been cordoned off and cleared after receiving a new suspicious package with traces of blood. The event comes two days after a worker at the Ukrainian Embassy in Madrid was slightly injured when a letter sent to the diplomatic legation exploded. Photo by Carlos Lujan/Europa Press/ABACAPRESS.COM

A National Police officer with a dog in the vicinity of the Ukrainian embassy after it was cordoned off, December 2, 2022, in Madrid, Spain. The Ukrainian Embassy in Madrid has been cordoned off and cleared after receiving a new suspicious package with traces of blood. The event comes two days after a worker at the Ukrainian Embassy in Madrid was slightly injured when a letter sent to the diplomatic legation exploded. Photo by Carlos Lujan/Europa Press/ABACAPRESS.COM

A vehicle and several National Police officers in the vicinity of the Ukrainian embassy after being cordoned off, December 2, 2022, in Madrid, Spain. The Ukrainian Embassy in Madrid has been cordoned off and cleared after receiving a new suspicious package with traces of blood. The event comes two days after a worker at the Ukrainian Embassy in Madrid was slightly injured when a letter sent to the diplomatic legation exploded. Photo by Carlos Lujan/Europa Press/ABACAPRESS.COM

Several people outside the Ukrainian embassy after being cordoned off, December 2, 2022, in Madrid, Spain. The Ukrainian Embassy in Madrid has been cordoned off and cleared after receiving a new suspicious package with traces of blood. The event comes two days after a worker at the Ukrainian Embassy in Madrid was slightly injured when a letter sent to the diplomatic legation exploded. Photo by Carlos Lujan/Europa Press/ABACAPRESS.COM

Several National Police officers upon arrival at the Ukrainian embassy after being cordoned off, December 2, 2022, in Madrid (Spain). The Ukrainian Embassy in Madrid has been cordoned off and cleared after receiving a new suspicious package with traces of blood. The event comes two days after a worker at the Ukrainian Embassy in Madrid was slightly injured when a letter sent to the diplomatic legation exploded. Photo by Carlos Lujan/Europa Press/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: An armed Polish police officer seen in front of the Consulate General of Ukraine in Krakow on Decembe, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: An armed Polish police officer seen in front of the Consulate General of Ukraine in Krakow on Decembe, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

Two National Police officers in the vicinity of the Ukrainian embassy after being cordoned off, December 2, 2022, in Madrid (Spain). The Ukrainian Embassy in Madrid has been cordoned off and cleared after receiving a new suspicious package with traces of blood. The event comes two days after a worker at the Ukrainian Embassy in Madrid was slightly injured when a letter sent to the diplomatic legation exploded. Photo by Carlos Lujan/Europa Press/ABACAPRESS.COM

A National Police officer in the vicinity of the Ukrainian embassy after being cordoned off, December 2, 2022, in Madrid, Spain. The Ukrainian Embassy in Madrid has been cordoned off and cleared after receiving a new suspicious package with traces of blood. The event comes two days after a worker at the Ukrainian Embassy in Madrid was slightly injured when a letter sent to the diplomatic legation exploded. Photo by Carlos Lujan/Europa Press/ABACAPRESS.COM

Several National Police officers in the vicinity of the Ukrainian embassy after being cordoned off, December 2, 2022, in Madrid (Spain). The Ukrainian Embassy in Madrid has been cordoned off and evacuated after receiving a new suspicious package with traces of blood. The event comes two days after a worker at the Ukrainian Embassy in Madrid was slightly injured when a letter sent to the diplomatic legation exploded. Photo by Carlos Lujan/Europa Press/ABACAPRESS.COM

Several National Police officers in the vicinity of the Ukrainian embassy after being cordoned off, December 2, 2022, in Madrid (Spain). The Ukrainian Embassy in Madrid has been cordoned off and evacuated after receiving a new suspicious package with traces of blood. The event comes two days after a worker at the Ukrainian Embassy in Madrid was slightly injured when a letter sent to the diplomatic legation exploded. Photo by Carlos Lujan/Europa Press/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

PRAGUE, CZECH REPUBLIC - DECEMBER 2: The Ukrainian Embassy received a package containing animal tissue in Prague, Czech Republic on December 2, 2022. Police tweeted this afternoon that the shipment was being analysed by bomb squad technicians in the capital. Petr zewlakk Vrabec / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

NAPLES, ITALY - DECEMBER 2: A general view of the Consulate of Ukraine in Naples, Southern Italy on December 2, 2022. Bloody parcels containing animal eyes were sent to Ukrainian embassies and consulates in five European countries, including the Ukrainian consulate in Naples, Southern Italy. Stringer / Anadolu Agency/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: An armed Polish police officer seen in front of the Consulate General of Ukraine in Krakow on December, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: People enter the Consulate General of Ukraine in Krakow on Decembe, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: People enter the Consulate General of Ukraine in Krakow on Decembe, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: A general view of the Consulate General of Ukraine in Krakow on Decembe, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: An armed Polish police officer seen in front of the Consulate General of Ukraine in Krakow on Decembe, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: An armed Polish police officer seen in front of the Consulate General of Ukraine in Krakow on Decembe, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: An armed Polish police officer seen in front of the Consulate General of Ukraine in Krakow on Decembe, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: An armed Polish police officer seen in front of the Consulate General of Ukraine in Krakow on Decembe, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: A general view of the Consulate General of Ukraine in Krakow on Decembe, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

KRAKOW, POLAND - DECEMBER 02: A general view of the Consulate General of Ukraine in Krakow on Decembe, 2022 in Krakow, Poland. According to Ukraine's Ministry of Foreign Affairs, suspicious packages were sent to Ukrainian embassies and consulates in several European cities, including Ukrainian embassies in Hungary, the Netherlands, Poland, Croatia, Italy, Austria, and consulates general in Naples and Krakow. Artur Widak / Anadolu Agency/ABACAPRESS.COM

Police officers at the US Embassy in Madrid where a parcel bomb has been received, December 1, 2022, in Madrid (Spain). The US Embassy in Madrid has detected a sixth package with pyrotechnic material with "similar characteristics" to the neutralized ones. Specifically, it has been intercepted at the legation's security filter and the relevant police protocol has been activated. In two days a total of five packages or explosive letters addressed to the Ukrainian embassy in Spain, the Zaragozan company Instalaza, the military base of Torrejón, the Ministry of Defense and the President of the Government have been counted. Photo by Eduardo Parra/Europa Press/ABACAPRESS.COM

Police officers at the US Embassy in Madrid where a parcel bomb has been received, December 1, 2022, in Madrid (Spain). The US Embassy in Madrid has detected a sixth package with pyrotechnic material with "similar characteristics" to the neutralized ones. Specifically, it has been intercepted at the legation's security filter and the relevant police protocol has been activated. In two days a total of five packages or explosive letters addressed to the Ukrainian embassy in Spain, the Zaragozan company Instalaza, the military base of Torrejón, the Ministry of Defense and the President of the Government have been counted. Photo by Eduardo Parra/Europa Press/ABACAPRESS.COM

A Police Officer at the US Embassy in Madrid where a parcel bomb has been received, December 1, 2022, in Madrid (Spain). The US Embassy in Madrid has detected a sixth package with pyrotechnic material with "similar characteristics" to the neutralized ones. Specifically, it has been intercepted at the legation's security filter and the relevant police protocol has been activated. In two days a total of six packages or explosive letters addressed to the Ukrainian embassy in Spain, the Zaragozan company Instalaza, the military base of Torrejón, the Ministry of Defense, the President of the Government and the U.S. Embassy in Madrid have been counted. Photo by Eduardo Parra/Europa Press/ABACAPRESS.COM

Police officers and firefighters at the US Embassy in Madrid where a parcel bomb has been received, December 1, 2022, in Madrid (Spain). The US Embassy in Madrid has detected a sixth package with pyrotechnic material with "similar characteristics" to the neutralized ones. Specifically, it has been intercepted at the legation's security filter and the relevant police protocol has been activated. In two days a total of six packages or explosive letters addressed to the Ukrainian embassy in Spain, the Zaragozan company Instalaza, the military base of Torrejón, the Ministry of Defense, the President of the Government and the U.S. Embassy in Madrid have been counted. Photo by Eduardo Parra/Europa Press/ABACAPRESS.COM

Police officers and firefighters at the US Embassy in Madrid where a parcel bomb has been received, December 1, 2022, in Madrid (Spain). The US Embassy in Madrid has detected a sixth package with pyrotechnic material with "similar characteristics" to the neutralized ones. Specifically, it has been intercepted at the legation's security filter and the relevant police protocol has been activated. In two days a total of six packages or explosive letters addressed to the Ukrainian embassy in Spain, the Zaragozan company Instalaza, the military base of Torrejón, the Ministry of Defense, the President of the Government and the U.S. Embassy in Madrid have been counted. Photo by Eduardo Parra/Europa Press/ABACAPRESS.COM