A man uses a vuvuzela next to tents in the street in front of the Macedonian Parliament in Skopje on December 3, 2018. - Demonstrators installed tents in front of the Macedonian Parliament to protest against a process of renaming the country name. Macedonia's parliament on November 16, 2018 voted to start the process of renaming the country North Macedonia, a major step towards ending a decades-long stalemate with Greece and opening a door to NATO and the EU. For the change of name into "North Macedonia" to be finalised they need to back the constitutional amendments by a two-thirds majority of 80 MPs by the end of January. (Photo by Robert ATANASOVSKI / AFP)

A man uses a vuvuzela next to tents in the street in front of the Macedonian Parliament in Skopje on December 3, 2018. - Demonstrators installed tents in front of the Macedonian Parliament to protest against a process of renaming the country name. Macedonia's parliament on November 16, 2018 voted to start the process of renaming the country North Macedonia, a major step towards ending a decades-long stalemate with Greece and opening a door to NATO and the EU. For the change of name into "North Macedonia" to be finalised they need to back the constitutional amendments by a two-thirds majority of 80 MPs by the end of January. (Photo by Robert ATANASOVSKI / AFP)

People warm up around a bonfire as they protest against a process of renaming the country name in front of the Parliament building in Skopje on December 3, 2018. - Macedonia's parliament on November 16, 2018 voted to start the process of renaming the country North Macedonia, a major step towards ending a decades-long stalemate with Greece and opening a door to NATO and the EU. For the change of name into "North Macedonia" to be finalised they need to back the constitutional amendments by a two-thirds majority of 80 MPs by the end of January. (Photo by Robert ATANASOVSKI / AFP)

A man uses a vuvuzela next to tents in the street in front of the Macedonian Parliament in Skopje on December 3, 2018. - Demonstrators installed tents in front of the Macedonian Parliament to protest against a process of renaming the country name. Macedonia's parliament on November 16, 2018 voted to start the process of renaming the country North Macedonia, a major step towards ending a decades-long stalemate with Greece and opening a door to NATO and the EU. For the change of name into "North Macedonia" to be finalised they need to back the constitutional amendments by a two-thirds majority of 80 MPs by the end of January. (Photo by Robert ATANASOVSKI / AFP)