Ukraine

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

2014 - first invasion of Russia into Ukraine, 2022 - full scale invasion of Russia into Ukraine

March 5th, 1953 - Death of Josif V. Stalin, 21. 8. 1968 - Invasion of the Warsaw Pact troops

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

Western Ukrainian lands within Poland 1919–1939, 1. 9. 1939 - The outbreak of the WW2, 17.9.1939 - Soviet invasion of Poland , 1941-1944 - Nazi occupation of Ukraine, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR and 1 more anniversaries

Ukraine in 1986–1991

1941-1944 - Nazi occupation of Ukraine, The Ukrainian declaration of independence in 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

Ukraine in 1990-s., The Ukrainian declaration of independence in 1991, The Annexation of Crimea (February 2014), 2014 - first invasion of Russia into Ukraine, 2022 - full scale invasion of Russia into Ukraine

1932 - 1933 - Holodomor - Great famine in Ukraine, 26 April 1986 - Chernobyl disaster