18 July in history
9 events that happened on 18 July, from 477 BCE to 1936.
International day
Nelson Mandela International Day
Proclaimed by the United Nations in 2009 on the birthday of Nelson Mandela, this day invites individuals to devote 67 minutes of service to their communities — one minute for each year Mandela spent in public life.
✦ Anniversary of the day
477 BCE 2,502 years ago
Veii ambushes and destroys the Fabii at the Cremera
The Etruscan city of Veii ambushed the Roman Fabii, who had been raiding its territory, and killed them all at the Cremera. Only Quintus Fabius Vibulanus, too young to go to war, survived in Rome.
1195 CE 831 years ago
The Almohads defeat Alfonso VIII of Castile at Alarcos
The Almohad caliph Abu Yusuf Yaqub al-Mansur defeated King Alfonso VIII of Castile, whose army retreated to Toledo, while the Almohads retook Trujillo, Montánchez and Talavera. The battle marked the high point of Almohad power in Iberia.
1389 CE 637 years ago
England and France agree the Truce of Leulinghem
Richard II's England and Charles VI's France, both facing serious internal troubles, agreed the Truce of Leulinghem, ending the Caroline War of the Hundred Years' War. It began a 13-year peace, the longest of the war.
1863 CE 163 years ago
The 54th Massachusetts leads the assault on Fort Wagner
The 54th Massachusetts, one of the first Black regiments in the Union army, led a night attack on Fort Wagner near Charleston. The assault failed with heavy losses, but the regiment's courage changed Northern opinion.
1870 CE 156 years ago
The First Vatican Council defines papal infallibility
The council adopted Pastor aeternus, declaring the Pope free from error when he defines doctrine on faith or morals ex cathedra. The decree strengthened papal authority and caused a schism with the Old Catholics.
1925 CE 101 years ago
The first volume of Hitler's Mein Kampf is published
Hitler's autobiography and manifesto, written partly in prison, set out his antisemitism and his aim of conquering 'living space' in the east. Its ideas foreshadowed the policies of the Third Reich.
Born on 18 July 6
Died on 18 July 6
Dates as the sources give them: in the Julian calendar before 1582, and in some countries for longer (Britain until 1752, Russia until 1918). Only people whose day of birth or death the records agree on are listed.
