 Complete the following phrase:  1989 brought the overthrow and attempted overthrow of a number of governments led by communist parties, such as in Hungary, the Tiamen Square protests of 1989 in China, the Czechoslovak Velvet Revolution, Erich Honeckers East German regime, Polands Soviet-backed government, and the violent overthrow of the Nicolae Ceaușescu regime in Romania. Destruction of the 155-km Berlin Wall, at the end of the decade, signalled a seismic geopolitical shift. The Cold War ended in the early 1990s with the successful Reunification of Germany and the 