Soviet troops murder about 22,000 Polish nationals.
The Katyn massacre is considered the worst massacre of prisoners of war in history. The order to execute all captive members of the Polish Officer Corps was signed by Joseph Stalin.
Soviet troops murder about 22,000 Polish nationals.
The Katyn massacre is considered the worst massacre of prisoners of war in history. The order to execute all captive members of the Polish Officer Corps was signed by Joseph Stalin.