June 19: 1925. The world’s first exhibition dedicated to world spaces opened in Kyiv.
1996. An agreement was signed giving Ukraine a second loan for macrofinancial aid from the European Union.
June 20: 1919. A military delegation of the UNR signed a temporary agreement in Lviv with the Poles to suspend military actions and establishing a demarcation line (the Delwig line) between the belligerents.
1972. The CPSU Central Committee and the USSR Council of Ministers ratified a decision on completing the transition to universal secondary education and on the development of the secondary schools.
June 21: 1919. The Central Executive Committee of the Ukrainian SSR ratified a decree including the (nonexistent) Ukrainian Red Army in a single Red Army of Soviet Republics.
1961. The Presidium of the USSR Supreme Soviet created a medal For the Defense of Kyiv.
June 22: 1941. Nazi Germany attacked the Soviet Union.
1942. A soccer match was held in Kyiv between the German Luftwaffe team and Kyiv Dynamo (the so-called death match), with Dynamo winning 5 to 3.
June 23: 1919. The Council of People’s Commissars ratified a decree to nationalize Kyiv City Museum and the Khanenko and Hansen museum collections.
1990. The settling of the first village in the Crimea by returning Crimean Tatars began.
June 24: 1934. The supreme state and Party organs of the Ukrainian SSR moved from Kharkiv to Kyiv.
1945. A victory parade was held in the Red Square.
June 25: 1941. The Southern Front was created, and Soviet troops abandoned Lutsk.
1992. The All-Ukrainian Orthodox Church Council ratified a decision on uniting the Ukrainian Orthodox and Autocephalous Churches into a single Ukrainian Orthodox Church of the Kyiv Patriarchate.