It was led by Yevhen Hrytsyak .
It was the first major revolt within the Gulag system in 1953 - 1954 , although earlier numerous cases of unrest in Gulag camps are known .
revolt was led by Yevhen Hrytsyak .
It was the first major revolt within the Gulag system in 1953 - 1954 , although earlier numerous cases of unrest in Gulag camps are known .