Mikhail Vasilyevich Frunze (Russian: Михаи́л Васи́льевич Фру́нзе; Romanian: Mihail Vasilievici Frunză; 2 February [O.S. 21 January] 1885 – 31 October 1925) was a Bolshevik leader during and just prior to the Russian Revolution of 1917. He was a major Red Army commander in the Russian Civil War and is best known for defeating Baron Wrangel in Crimea.