1937: Amelia Earhart disappeared while attempting the first flight around the world.

1951: Althea Gibson wins at Wimbledon, the first African American player to do so

1981: Sandra Day O’Connor nominated by President Reagan as Supreme Court Justice - the first woman to serve on the Supreme Court

1972: Shirley Chrisholm comes in fourth in the first ballot at the Democratic National Convention. She was the first black woman to seriously vie for a presidential nomination by a major US political party.

1848: Five women decided to call a convention in Seneca Falls on the conditions and rights of women

1979: Women's History Summer Institute at Sarah Lawrence College, July 13-29, led to founding of Women’s History Month.

1946: Marilyn Monroe had first screen test

1984: Geraldine Ferraro became the first woman nominated by a major political party as a vice presidential candidate.

1978: Louise Brown, the world's first "test-tube baby," was born

1979: Women's History Summer Institute at Sarah Lawrence College, July 13-29, led to founding of Women’s History Month.

Information received from www.About.com