1446-Korean Hangeul alphabet devised
1930-First transcontinental flight by a woman completed, Laura Ingalls
1936-Hoover Dam begins transmitting electricity to L.A.
1947-First telephone conversation between a moving car & a plane
1961-Tanganyika becomes independent within the British Commonwealth
1963-Uganda becomes a republic within the British Commonwealth
1965-Beatles' "Yesterday," single goes No. 1 & stays No. 1 for 4 weeks
1970-Khmer Republic (Cambodia) declares independence
1973-Elvis & Priscilla Presley divorce after 6 years
1975-Emperor Hirohito of Japan visits S.F.
1975-Soviet dissident Andrei Sakharov wins Nobel Peace Prize
1983-Four South Korean cabinet ministers assassinated in Rangoon, Burma
1984-Kathy Sullivan becomes first U.S. woman to walk in space
1990-Saddam threatens to hit Israel with a new missile