The truth will never be handed to you on a silver platter--especially when it doesn't reflect well on the superpowers of the world.

The Unknown Ethnic Cleansings, written by the son of a Pole who died in a concentration camp. It focuses on the Ukraine, Lithuania, and other countries that few have singled out for their horrific actions.

While Germany was making demands upon Poland, Ukrainian commandos in eastern Poland were preparing an uprising. They prepared a list of local Polish notables for elimination, and beginning in September 1939, Ukrainian deserters from...