Polish WWII resistance fighter Witold Pilecki infiltrates Auschwitz, is imprisoned and interrogated by communist officials post-war, depicting his wartime experiences, incarceration, torture, and 1948 execution for opposing Soviet regime.

Operation Danube was the cover name for the invasion of Czechoslovakia by Warsaw Pact armies in August 1968. The fleet of Polish tanks which arrive to liberate their neighbor, ostensibly…