26 April 1986 - Chernobyl disaster

1932 - 1933 - Holodomor - Great famine in Ukraine, 1941-1944 - Nazi occupation of Ukraine, March 5th, 1953 - Death of Josif V. Stalin, 26 April 1986 - Chernobyl disaster, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 1 more anniversaries

Ukraine in 1990-s., Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, 1932 - 1933 - Holodomor - Great famine in Ukraine, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 8 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 17. 11. 1989 - Demonstration at Národní třída, 26 April 1986 - Chernobyl disaster

15. 3. 1939 - The Nazi occupation of ČSR, 1944 - 1945 - The liberation of Czechoslovakia, 1948 - 1955 - Politic lawsuit in the Stalin age, 25. 2. 1948 - Communist coup d‘état in ČSR, 23. 2. 1949 – Beginning the forced agricultural collectivisation and 3 more anniversaries

23. 2. 1949 – Beginning the forced agricultural collectivisation, 5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation , 26 April 1986 - Chernobyl disaster and 3 more anniversaries

1. 9. 1939 - The outbreak of the WW2, 1941 - 1945 - Transports to the concentration camps, 26 April 1986 - Chernobyl disaster, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

21. 8. 1968 - Invasion of the Warsaw Pact troops, 26 April 1986 - Chernobyl disaster

26.8. 1980 Solidarity strike in Wroclaw , 26 April 1986 - Chernobyl disaster

27. 5. 1942 - Assassination of R. Heydrich, 1944 - 1945 - The liberation of Czechoslovakia, 25. 2. 1948 - Communist coup d‘état in ČSR, 5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 2 more anniversaries

26 April 1986 - Chernobyl disaster