Billie Jean King triumphs in “Battle of the Sexes, September 20, 1973

In the highly publicized “Battle of the Sexes” tennis match, top women’s player Billie Jean King, 29, beats Bobby Riggs, 55, a former No. 1 ranked men’s player.

572 Billie Jean King V Bobby Riggs Photos & High Res Pictures - Getty Images

This Day in History: September 20: The Battle of the Sexes (no prep/sub plans)

The Battle of the Sexes was more than a tennis match at the Astrodome

Photos: The Battle of the Sexes, Billie Jean King vs. Bobby Riggs

Billie Jean King's 'Battle of the Sexes' inspiring 50 years later - Los Angeles Times

Billie Jean King's 'Battle of the Sexes' inspiring 50 years later - Los Angeles Times

On this day in history, September 20, 1973, tennis star Billie Jean King wins 'Battle of the Sexes' in Houston

Billie Jean King wins in straight sets against Bobby Riggs in 1973's 'Battle of the Sexes' – New York Daily News

On this day in history, September 20, 1973, tennis star Billie Jean King wins 'Battle of the Sexes' in Houston