1980s

August 13 1961 - 1981 The Berlin wall collapses
referred as the "anti-fascist protection rampant"
it was made for prevention to east Berlin to cross
a 96-mile wall, and if the guards caught you trying to sneak over to the other side, they would kill you.

April 15 1989 - June 4 1989 The Tienanmen square protests
Also known as the June Forth incident
Hundreds of thousands of Chinese were gathered in Tienanmen square to protest official corruption when the peoples liberation army struck crushing blow to the democracy movement

August 20 1985 - March 4 1987 Iran-Contra Affair
Also referred as the Iran-Contra Scandal
It was a political scandal with the United States
Senior Reagan administration officials secretly sold the sale of arms to Iran, the subject of an arms embargo
U.S. officials hoped that the sales would secure the release of hostages and allow U.S. intelligence agencies to fund the Nicaraguan Contras.

1984 - 1993 Strategic Defense Initiative (SDI)
Proposed by U.S. President Ronald Reagan
Use ground and space-based systems to protect the United States from attack by strategic nuclear ballistic missiles
The initiative focused on strategic defense rather than the prior strategic offense

1989 Hungary Becomes independent
Hungary became independent from the Soviet Union.
In June 1991, the last soviet troops left Hungary, ending almost 47 years of military presence.
Hungary became part of Northern Atlantic Treaty Organization.