Vladislav Ammosov fought in both the First and Second Chechen Wars while serving in the GRU.

[1][2] After the annexation of Crimea and the subsequent war in Donbas, Ammosov decided to leave the Russian military.

[4] After a background check, he became the commander of the newly formed Sibir Battalion.

[5] In 2024 he led the Sibir Battalion in an incursion into Russian territory from Ukraine.

[6] Vladislav Ammosov has stated that he wants to see the collapse of the Russian Federation and establish an independent Yakutia.