This day in history

The Battle of the Sexes' Turns 40: A Look Back at TIME's Coverage

Battle of the Sexes' was really a second act

Battle of the Sexes': Photographing Billie Jean King vs. Bobby Riggs - Sports Illustrated

It's showtime, baby!': 50 years on, the impact of Battle of the Sexes

Billie Jean King: Tennis Court to Capitol Hill

Battle of the Sexes': When Billie Beat Bobby

Billie Jean King, who won the $100,000 “Battle of the Sexes” tennis match from Bobby Riggs, as she towels down during her tournament quarterfinals match with Robin Tinney at the Houston Virginia

Battle of the Sexes: 50 years on from Billie Jean King's landmark victory

How Billie Jean King Picked Her Outfit for the Battle of the Sexes Match, Arts & Culture

Billie Jean King Recalls What Bobby Riggs Told Her After Their 'Battle of the Sexes' Match