What day of the week was May 7, 1920?

The day of the week May 7th, 1920 fell on was a Friday.

Kiev Offensive: Polish troops led by Józef Piłsudski and Edward Rydz-Śmigły and assisted by a symbolic Ukrainian force capture Kiev only to be driven out by the Red Army counter-offensive a month later. Treaty of Moscow: Soviet Russia recognizes the independence of the Democratic Republic of Georgia only to invade the country six months later. The Art Gallery of Ontario the in Toronto, opens the first exhibition by the Group of Seven.