The lineage

Boxing’s history, from bare-knuckle to undisputed

Long-form articles charting boxing’s evolution from the 1700s London prize ring to the modern four-belt era.

1700s–1880s

The Bare-Knuckle Era

Boxing's prehistory — from the 1700s London prize ring to the last great bare-knuckle champion John L. Sullivan.

1860s–1900s

The Marquess of Queensberry Rules

The 1867 code that created modern boxing — gloves, 3-minute rounds, 10-second counts, no wrestling.

1919–1929

The Golden Age (1920s)

Jack Dempsey, Tex Rickard, and the first million-dollar gate transform boxing into mass entertainment.

1937–1949

The Joe Louis Era

The Brown Bomber's 11-year reign — and the global politics of his rematch with Max Schmeling.

1971–1975

Ali, Frazier, Foreman: The Heavyweight Trinity

The decade of the most famous heavyweight rivalries in history — 1971 to 1975.

1979–1989

The Four Kings (1980s)

Sugar Ray Leonard, Roberto Durán, Marvin Hagler, and Thomas Hearns reshape welterweight and middleweight.

1985–1997

The Tyson Era

From the youngest heavyweight champion in history to the post-prison comeback, Mike Tyson defined the 80s and 90s.

2005–2017

The Mayweather / Pacquiao Era

The two pound-for-pound elites of the 2000s and 2010s — and the long-delayed fight that finally happened.

1722–present

Women's Boxing — From Underground to Undisputed

How women's boxing went from banned-in-most-of-the-world (until 1996) to headlining Madison Square Garden in 2022.

2017–present

The Four-Belt Undisputed Era

Since 2017, fighters have undisputed-unified all four major titles at light-heavyweight, super-middle, welter, super-light, super-bantam, bantam, light-fly, and heavyweight.