Great Patriotic War - Petr Krivonogov

 Petr Krivonogov (1911-1967) was a Soviet painter who specialized in battle scenes from the Great Patriotic War.

Atrocities in Rechitsa

 Defenders of the Brest Fortress (1951)

 Duel (1964)

 At the Kursk Salient (1949)
[the Battle of Kursk in 1943 was the greatest tank battle in history]

 Surrender

Victory! (1948)
[I don't know that I've ever seen a painting depict the joy of victory as well as this one]