Historical Events on May 20
7 notable historical events happened on May 20 throughout history.
20 famous birthdays on May 20 — including Honoré de Balzac, Władysław Sikorski, Sigrid Undset19th Century2 events
1875
1882
general
Triple Alliance — defensive alliance between Germany, Austria–Hungary and Italy (1882-1915)
20th Century5 events
1942
war
Demyansk Pocket — military operation from 8 February – 20 May 1942
1962
1973
1984
1992