1776 - British troops captured Fort Washington during the American Revolution.
1915 - Coca-Cola had its prototype for a countoured bottle patented. The bottle made its commercial debut the next year.
1933 - The United States and the Soviet Union established diplomatic relations for the first time.
1969 - The U.S. Army announced that several had been charged with massacre and the subsequent cover-up in the My Lai massacre in Vietnam on March 16, 1968.
1981 - A vaccine for hepatitis B was approved. The vaccine had been developed at Merck Institute for Therapeutic Research.
1988 - Estonia's parliament declared that the Baltic republic "sovereign," but stopped short of complete independence.
1997 - China released Wei Jingsheng, a pro-democracy dissident from jail for medical reasons. He had been incarcerated for almost 18 years.