1528: Spanish explorer Cabeza de Vaca lands in Texas.

1860: Abraham Lincoln elected president.

1895: German scientist discovers x-rays.

1900: Margaret Mitchell, author of "Gone With the Wind", is born.

1944: FDR wins unprecedented fourth term.

1972: Nixon re-elected president.

1973: Maurice Ferre becomes first Puerto Rican to lead a major US mainland city - Miama Florida.

1989: Two African American firsts - David Dinkins is elected mayor of New York City and Douglas Wilder is elected  as Lt Governor in Virginia.

1991: Magic Johnson announces he is HIV-positive.

1994: Salvatore "Sonny Bono" is elected to the US Congress.

2000: Hillary Clinton is elected to the US Senate.