August11
Medieval
1227
World War II
Death of Genghis Khan

By the time of his death, Genghis Khan had unified the Mongol tribes and conquered vast stretches of Asia, from northern China to the Caspian Sea, through a combination of ruthless warfare, meritocratic administration, and mounted-archer tactics that outmaneuvered every army he faced. His exact cause of death and burial site remain unknown, deliberately hidden per Mongol custom, and his empire was divided among his sons and grandsons, who expanded it further into the largest empire the world had known.

Death of Genghis Khan
Unknown authorUnknown author · Public domain
Early Modern
1716
Culture
Countess's Great Escape

William Maxwell, Earl of Nithsdale, had been sentenced to death for his role in the 1715 Jacobite rising. His wife Winifred travelled from Scotland, bribed her way into the Tower, and dressed him in borrowed women's clothes and rouge, walking him past guards as a visiting servant. He escaped to France and lived out his life in Rome, while she became a Jacobite legend.

Countess's Great Escape
Unidentified painter · Public domain
World Wars Era
1930
Space
Pluto Gets Its Name

Following Clyde Tombaugh's discovery of the distant object in February 1930, the Lowell Observatory staff sought a name fitting the mythological naming convention of the planets. Venetia Burney, reading about the discovery over breakfast with her grandfather in Oxford, suggested Pluto, god of the underworld, fitting for a cold, dark, distant world. The name was formally adopted and announced.

Pluto Gets Its Name
Walt Disney Burton Gillett · Public domain
Cold War & Space Age
1956
Politics
Suez Crisis Simmers

Following Gamal Abdel Nasser's nationalization of the Suez Canal Company in late July 1956, Western powers spent August scrambling through failed diplomatic conferences to reverse the move, setting the stage for the Anglo-French-Israeli invasion that October. The crisis would ultimately humiliate Britain and France on the world stage and mark a decisive shift of global power toward the United States and Soviet Union.

1965
Culture
Voting Rights Act Signed

Coming five months after the Selma marches and 'Bloody Sunday,' the Voting Rights Act banned literacy tests and authorized federal oversight of elections in states with histories of discrimination. Johnson signed it in the President's Room of the Capitol, the same room Lincoln had used to sign a proclamation freeing slaves who fought for the Union. Black voter registration in the South surged within months.

Voting Rights Act Signed
U.S. Government · Public domain
1965
Politics
Watts Erupts

An altercation during the arrest of a Black motorist for drunk driving drew a crowd and quickly escalated into widespread violence, looting, and arson across Watts. Over six days, 34 people died, more than a thousand were injured, and roughly $40 million in property was destroyed. The riot forced national attention onto the economic despair and police mistreatment festering in America's segregated inner cities, just days after the Voting Rights Act was signed.

1973
Culture
Coining 'Stockholm Syndrome'

The six-day siege at Kreditbanken in Norrmalmstorg Square, Stockholm, saw hostages develop sympathetic bonds with their captors, resisting rescue and later defending the robbers publicly. Psychiatrist Nils Bejerot, consulting with police, coined the term 'Norrmalmstorgssyndromet' — later known internationally as Stockholm syndrome — to describe the psychological phenomenon, which entered common usage after the crisis ended around this time.

Coining 'Stockholm Syndrome'
Steven Lek · CC BY-SA 4.0
1973
Culture
Birth of Hip-Hop

At 1520 Sedgwick Avenue in the Bronx, Clive 'DJ Kool Herc' Campbell spun records for his sister Cindy's back-to-school party, isolating and looping the instrumental percussion 'breaks' of funk records to give dancers extended rhythm to move to. This technique, along with his friend's early MCing over the beats, is credited as the foundational moment of hip-hop culture, which grew from Bronx house parties into a global musical and cultural movement.

Birth of Hip-Hop
Mika-photography · CC BY-SA 3.0