The film is based on history of the Russian Military garrison in Sveaborg (Suomenlinna, near Helsinki) in Finland, which was an autonomous part of Russian Empire. In 1906 Russia had about 12 thousand troops stationed in Sveaborg fortress. The riots were provoked by the Socialist - Revolutionaries who spread influence on the minds of Sveaborg garrison. First acts of un-subordination broke on July 17, 1906, when revolutionary sailors were supported by mine-men. Minemen were arrested and disarmed b...