In the USA, with an emphasis on Vietnam.
January 12 - United States President Lyndon_Johnsonstates that the United States should stay in South_Vietnamuntil Communismaggression there is ended.
January 18 - About 8,000 U.S. soldiers land in South_Vietnam; U.S. troops now total 190,000.
March 29 - The 23rd Communist Party Conference is held in the Soviet_Union; Leonid_Brezhnevdemands that U.S. troops leave Vietnam, and announces that Chinese-Soviet relations are not satisfying.
April 29 - U.S. troops in Vietnamtotal 250,000.
June 29 - Vietnam_War: U.S. planes begin bombing Hanoiand Haiphong.
July 4 - President Lyndon_B._Johnsonsigns the Freedom_of_Information_Act_(United_States), which goes into effect the following year.
August 16 - Vietnam_War: The House_Un-American_Activities_Committeestarts investigating Americans who have aided the Viet_Cong, with the intent to make these activities illegal. Anti-war demonstrators disrupt the meeting and 50 are arrested.
For more, see: http://en.wikipedia.org/wiki/1966
The fall of Cambodia and South Vietnam to Communist forces was probably the big event.
The murder of Henry III in 1169.
Pony Express stopped service in the west
de la to y res de culop
a big event like a massive extinction ends an era.
Big Event Golf happened in 1986.
a major event is something very big that has happened
This is WW2.
Martin Luther King Jr. was murdered in Memphis on April 4, 1968.
One big event that happened in 1961 was the inauguration of John F. Kennedy. Also, in 1961, China uses its 1st nuclear reactor.
The US Civil War.
first olympic games
Revolution in Texas
One big event that happened in America during World War 1 was that the economy started to improve. Industry also picked up during this time.
the Ohio state fare
The Frankensteins moved and had a son.
The current understanding of the so-called "Big Bang" event suggests that there was no'outside' to it, since all of space itself was created in the event and expanded after it.