Timeline of Central Asian history from the Aryan invasion through the fall of the Soviet Union.
1939-1940 Cyrillic script replaces Latin Alphabet in Soviet Central Asia
1973 Military coup in Afghanistan abolishes monarchy
1978 Communist coup in Afghanistan, Democratic Republic established
1979 Ayatollah Khomeini leads Islamic Revolution in Iran
1979-1980 Soviet invasion of Afghanistan
1980-1989 Iran-Iraq War
1989 Soviet retreat from Afghanistan
1991 Central Asian states gain independence from Soviet Union
1994 Rise of the Taliban in Afghanistan
1997 Taliban seize Maraz-e-Sharif, pushed out by Northern Alliance
2001 9/11 Attacks, U.S.-led invasion of Afghanistan
2004 First free elections in Afghanistan