Today is March 29. There are 280 days remaining in the year.
1848
For the first time in recorded history, Niagara Falls stopped flowing. An ice jam in the Niagara River above the rim of the falls caused the water to stop.
1867
The North America Act was passed by the British parliament, creating the dominion of Canada.
1951
Julius and Ethel Rosenberg were found guilty of passing atomic secrets to the Russians and were sentenced to death.
1971
Lt. William Calley was convicted of murdering 22 Vietnamese civilians in the My Lai massacre.
1973
The last U.S. troops left South Vietnam.
1999
The Dow Jones industrial average closed above 10,000 for the first time, at 10,006.78.
2002
Israel declared Yasir Arafat an enemy.