1989 (MCMLXXXIX)was a common year starting on Sunday of the Gregorian calendar (dominical letter A), the 1989th year of the Common Era (CE) and Anno Domini (AD) designations, the 989th year of the 2nd millennium, the 89th year of the 20th century, and the 10th and last year of the 1980s decade.It was a historical turning point for the wave of revolutions that swept the Eastern Bloc, starting in Poland that summer with the beginning of a move towards private enterprise, coming to a head with opening of the Berlin Wall in November, embracing the overthrow of the communist dictatorship in Romania in December and ending in December 1991 with the dissolution of the Soviet Union.