Besides its own tanks, the Red Army used extensive quantities of Lend-Lease tanks like this British Matilda tank and other armoured vehicles from the USA, Great Britain and Canada. A total of 22,800 armoured vehicles were supplied to the Red Army during the war, of which 1,981 were lost at sea on the dangerous Arctic convoys.
Which of the lend-lease tanks did the Russians prefer, and what did they think of the others? - Quora
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File:A12 Matilda Mk.IIICS '20' - Patriot Museum, Kubinka (37682478734).jpg - Wikimedia Commons
TMP] Matilda II in Russian service Topic
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NOT CRUSADER – Lend Lease Matilda's in the Eyes of German Propaganda – The Crusader Project