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

8. 5. 1945 - End of WWII, 1943 - Conflict between Poles and Ukrainians in Eastern Galicia and Volhynia, 1941-1944 - Nazi occupation of Ukraine, Organization of Ukrainian nationalists (1929 - 1950 рр.), 10. 7. 1946 – Agreement on Volhynian Czechs option with the USSR and 2 more anniversaries

Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, 17.9.1939 - Soviet invasion of Poland , 13. 7. 1943 - Destroying of Český Malín, 10. 7. 1946 – Agreement on Volhynian Czechs option with the USSR and 3 more anniversaries

25. 2. 1948 - Communist coup d‘état in ČSR, 8. 5. 1945 - End of WWII, 1943 - Conflict between Poles and Ukrainians in Eastern Galicia and Volhynia, 1941-1944 - Nazi occupation of Ukraine, Organization of Ukrainian nationalists (1929 - 1950 рр.) and 4 more anniversaries

Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, 23.8.1939 - Molotov–Ribbentrop Pact, 17.9.1939 - Soviet invasion of Poland , 1941-1944 - Nazi occupation of Ukraine and 8 more anniversaries

Ukrainian insurgent movement 1930–1950, Arrests in Western Ukraine 1949-1950, Ukraine in 1986–1991

10. 7. 1946 – Agreement on Volhynian Czechs option with the USSR, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 13. 7. 1943 - Destroying of Český Malín, 17.9.1939 - Soviet invasion of Poland , 1944 - 1947 - Population Transfers from the Ukrainian - Polish Borderlands and 2 more anniversaries

1941 - 1945 - Transports to the concentration camps, 1945 - The liberation of the concentration camps, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR, 17.9.1939 - Soviet invasion of Poland , Western Ukrainian lands within Poland 1919–1939 and 3 more anniversaries

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

8. 9. – 1. 11. 1944 - The battle of the Dukla Pass, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR, 10. 7. 1946 – Agreement on Volhynian Czechs option with the USSR, 8. 5. 1945 - End of WWII, 8 January 1941 - 27 January 1944 Siege of Leningrad and 3 more anniversaries