The article of Miza Isaevna Boreva (1902–1969), a revolutionary and party leader from the 1930s through the 1940s. She was born in Odessa in a poor Jewish family, at the age of 15, Miza Boreva became a participant in the revolutionary events and joined the Bolshevik Party. She was involved in the Civil War in Ukraine and in the Crimea and the Caucasus. During the 1920s and early 1930s, after receiving a good education for the time, she had a most successful career in the CPSU(b), working at various party positions in Vladivostok, Moscow, Ivanovo and Semipalatinsk. In December 1934, at the invitation of a longtime acquaintance, A.Y.Stolyar, she left for work in the Kirov region, where she was arrested in April 1938. Freed in late 1939, in 1940 she was reinstated in the party and continued her career. In 1943, she was again expelled from the CPSU(b) and put on trial but was acquitted and reinstated once again. From 1944 to 1948, she served as secretary of the municipal party committee in Simferopol. She was removed because of an anti-Semitic campaign in the USSR. The life of M.I.Boreva is a prime example of how an historical era affects the fate of.