1825 - Uruguay declared independence from Brazil.
1875 - Captain Matthew Webb swam from Dover, England, to Calais, France making him the first person to swim the English Channel. The feat took about 22 hours.
1921 - The U.S. signed a peace treaty with Germany.
1941 - Soviet and British troops invaded Iran. This was in reaction to the Shah's refusal to reduce the number of German residents.
1941 - Allied forces invaded Iran. Within four days the Soviet Union and England controlled Iran.
1944 - Paris, France, was liberated by Allied forces ending four years of German occupation.
1944 - Romania declared war on Germany.
1972 - In Great Britain, computerized axial tomography (CAT scan) was introduced.
1978 - The Turin shroud believed to be the burial cloth of Jesus Christ went on display for the first time in 45 years.
1981 - The U.S. Voyager 2 sent back pictures and data about Saturn. The craft came within 63,000 miles of the planet.
1988 - Iran and Iraq began talks in Geneva after ending their eight years of war.
1990 - Military action was authorized by the United Nations to enforce the trade embargo that had been placed on Iraq after their invasion of Kuwait.
1991 - Byelorussia declared independence from the Soviet Union.
1992 - It was reported by researchers that cigarette smoking significantly increased the risk of developing cataracts.