Kliment Voroshilov tank

The Kliment Voroshilov (KV) tanks  were a series of Soviet heavy tanks, named after the Soviet defense commissar and politician Kliment Voroshilov. At the time of the German invasion of the Soviet Union in World War II, about 500 KV tanks (with about 1,000 T-34 medium tanks) comprised a portion of Soviet tank forces which was clearly superior to German tanks of the period.
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