Before the era of the heavy tank was over, though, it brought the world some of the most intimidating and powerful ground vehicles ever. Another Soviet Union creation, the KV-1, was a prime ...

Here’s What You Need To Remember: The KV-1’s transmission, which Kotin borrowed from a U.S.-made tractor, simply sucked. But one of the tank’s biggest problems was the fact the crew could ...

Desperate to staunch the bleeding, on June 23 the Red Army sprang its KV-1 and KV-2 tanks — which at the time packed some of the heaviest tank armor in the world — on the advancing ...