 About 8,000 Swedes joined the Russian Army to survive, so Peter I put them in Astrakhan Garrison and on Ural Cossack Line to protect Russian land against Kazakhs and Kirgizian riders, where they joined the military expeditions of Bekovich-Cherkassky to Khiva, Swedes quickly turned into Eastern Orthodox Christians and got under linguistic assimilation with the local Russians.Later part of Ural Cossacks were used to support Orenburg Cossacks Line, in Sakmara.Another group was moved to Vozdvizhenskaya fortress in 1745 and thanks to isolation they kept some language and cultural identification until the beginning of the 20th century.