Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, 17.9.1939 - Soviet invasion of Poland , 1941-1944 - Nazi occupation of Ukraine, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR and 3 more anniversaries

Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, 23.8.1939 - Molotov–Ribbentrop Pact, 1. 9. 1939 - The outbreak of the WW2, 17.9.1939 - Soviet invasion of Poland and 5 more anniversaries

10. 7. 1946 – Agreement on Volhynian Czechs option with the USSR, Ukrainian insurgent movement 1930–1950

Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, Deportations to the Far East, Siberia and North Kazachstan 1939–1941 and 1944–1950, 17.9.1939 - Soviet invasion of Poland , 1941-1944 - Nazi occupation of Ukraine and 5 more anniversaries

Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, Deportations to the Far East, Siberia and North Kazachstan 1939–1941 and 1944–1950, 1. 9. 1939 - The outbreak of the WW2, 17.9.1939 - Soviet invasion of Poland and 6 more anniversaries

Ukrainian insurgent movement 1930–1950, 1. 9. 1939 - The outbreak of the WW2, 1944 - 1947 - Population Transfers from the Ukrainian - Polish Borderlands, Ukraine in 1986–1991

22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR, 17.9.1939 - Soviet invasion of Poland , Western Ukrainian lands within Poland 1919–1939, 1941-1944 - Nazi occupation of Ukraine, Ukrainian insurgent movement 1930–1950 and 2 more anniversaries

Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, 1941-1944 - Nazi occupation of Ukraine, 13. 7. 1943 - Destroying of Český Malín, 10. 7. 1946 – Agreement on Volhynian Czechs option with the USSR

17.9.1939 - Soviet invasion of Poland , Western Ukrainian lands within Poland 1919–1939, 1941-1944 - Nazi occupation of Ukraine, Ukrainian insurgent movement 1930–1950

1944 - 1945 - The liberation of Czechoslovakia, 8. 5. 1945 - End of WWII, Ukrainian insurgent movement 1930–1950, 1941-1944 - Nazi occupation of Ukraine, 1943 - Conflict between Poles and Ukrainians in Eastern Galicia and Volhynia and 2 more anniversaries