Iona Yakir

Iona Emmanuilovich Yakir (Russian: Ио́на Эммануи́лович Яки́р; 3 August 1896 – 12 June 1937) was a Red Army commander and one of the world's major military reformers between World War I and World War II. He was an early and major military victim of the Great Purge, alongside Mikhail Tukhachevsky.