History of Poland (1945–1989)
Poland’s history from 1945 to 1989 spans the period of communist rule imposed over Poland after the end of World War II. Poland suffered the heaviest proportionate human losses during World War Two, amounting to 16–17 percent of its population. It is estimated that up to 6 million Polish citizens died from war-related causes between 1939 and 1945. Poland had...