5. 1. - 21. 8. 1968 - The Prague Spring, Perestroika

2014 - first invasion of Russia into Ukraine, 2022 - full scale invasion of Russia into Ukraine, The Revolution of Dignity (21.11. 2013 – 22.02. 2014)

Ukraine in 1990-s., The Ukrainian declaration of independence in 1991, The Orange Revolution of 2004, The Revolution of Dignity (21.11. 2013 – 22.02. 2014), 2014 - first invasion of Russia into Ukraine and 1 more anniversaries

Ukraine in 1990-s., The Ukrainian declaration of independence in 1991, The 1991 referendum in Ukraine, The Orange Revolution of 2004, The Revolution of Dignity (21.11. 2013 – 22.02. 2014) and 3 more anniversaries

1. 9. 1939 - The outbreak of the WW2

Ukraine in 1986–1991, The Ukrainian declaration of independence in 1991, The Revolution of Dignity (21.11. 2013 – 22.02. 2014), The Annexation of Crimea (February 2014), 2014 - first invasion of Russia into Ukraine and 4 more anniversaries

Perestroika