1941 - 1945 - Transports to the concentration camps

17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

13 de Marzo Tugboat Sinking, Cuba after 1959, Triumph of the Revolution (Cuba)

8. 5. 1945 - End of WWII, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 1950 - creation of the buffer zone between Czechoslovakia and Western Germany and Austria, 1951 - creation of the restricted border area along the Czechoslovakian border with Western Germany and Austria

30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 8. 5. 1945 - End of WWII

25.3.1988 Candle demonstration in Bratislava

8. 5. 1945 - End of WWII

2014 - first invasion of Russia into Ukraine, 2022 - full scale invasion of Russia into Ukraine, 26 April 1986 - Chernobyl disaster, Perestroika, The Annexation of Crimea (February 2014) and 1 more anniversaries

2014 - first invasion of Russia into Ukraine, 2022 - full scale invasion of Russia into Ukraine, Perestroika, The Revival of Ukrainian national culture 1989 - 1991, Ukraine in 1990-s. and 2 more anniversaries

"Ukraine without Kuchma" protests (15.12.2000 – 9.3.2001), 2014 - first invasion of Russia into Ukraine, 2022 - full scale invasion of Russia into Ukraine, The Orange Revolution of 2004, The Revolution of Dignity (21.11. 2013 – 22.02. 2014) and 1 more anniversaries