In this photograph taken on June 9, 2022, member of the volunteer Sheikh Mansour battalion, Mansour speaks to an AFP journalist during an interview in the town of Zaporizhzhia, amid the Russian invasion of Ukraine. - The Sheikh Mansour Battalion, was founded in 2014 after the annexation of Crimea and composed mainly of veterans of the Chechen wars. The group was named after a Chechen military commander against Russian expansion in the Caucasus in the 18th century, a reminder that his people's thirst for independence was not new (Photo by Genya SAVILOV / AFP)

In this photograph taken on June 9, 2022, member of the volunteer Sheikh Mansour battalion, Mansour speaks to an AFP journalist during an interview in the town of Zaporizhzhia, amid the Russian invasion of Ukraine. - The Sheikh Mansour Battalion, was founded in 2014 after the annexation of Crimea and composed mainly of veterans of the Chechen wars. The group was named after a Chechen military commander against Russian expansion in the Caucasus in the 18th century, a reminder that his people's thirst for independence was not new (Photo by Genya SAVILOV / AFP)

In this photograph taken on June 9, 2022, member of the volunteer Sheikh Mansour battalion, Islam speaks to an AFP journalist during an interview in the town of Zaporizhzhia, amid the Russian invasion of Ukraine. - The Sheikh Mansour Battalion, was founded in 2014 after the annexation of Crimea and composed mainly of veterans of the Chechen wars. The group was named after a Chechen military commander against Russian expansion in the Caucasus in the 18th century, a reminder that his people's thirst for independence was not new (Photo by Genya SAVILOV / AFP)

In this photograph taken on June 9, 2022, member of the volunteer Sheikh Mansour battalion, Asadulla speaks to an AFP journalist during an interview in the town of Zaporizhzhia, amid the Russian invasion of Ukraine. - The Sheikh Mansour Battalion, was founded in 2014 after the annexation of Crimea and composed mainly of veterans of the Chechen wars. The group was named after a Chechen military commander against Russian expansion in the Caucasus in the 18th century, a reminder that his people's thirst for independence was not new (Photo by Genya SAVILOV / AFP)

In this photograph taken on June 9, 2022, member of the volunteer Sheikh Mansour battalion, Islam speaks to an AFP journalist during an interview in the town of Zaporizhzhia, amid the Russian invasion of Ukraine. - The Sheikh Mansour Battalion, was founded in 2014 after the annexation of Crimea and composed mainly of veterans of the Chechen wars. The group was named after a Chechen military commander against Russian expansion in the Caucasus in the 18th century, a reminder that his people's thirst for independence was not new (Photo by Genya SAVILOV / AFP)

In this photograph taken on June 9, 2022, member of the volunteer Sheikh Mansour battalion Asadulla speaks to an AFP journalist during an interview in the town of Zaporizhzhia, amid the Russian invasion of Ukraine. - The Sheikh Mansour Battalion, was founded in 2014 after the annexation of Crimea and composed mainly of veterans of the Chechen wars. The group was named after a Chechen military commander against Russian expansion in the Caucasus in the 18th century, a reminder that his people's thirst for independence was not new (Photo by Genya SAVILOV / AFP)