WHAT HAPPENED ON 18. JULY
Want to find out what all happened on 18. July

Roman-Gaulish Wars: Battle of the Allia – a Roman army is defeated by raiding Gauls, leading to the subsequent sacking of Rome. (18. July 390. BC)

Roman–Persian Wars: Emperor Julian arrives at Antioch with a Roman expeditionary force (60,000 men) and stays there for nine months to launch a campaign against the Persian Empire. (18. July 362)

Chinese forces under general Li Shiji besiege the strategic fortress city of Anshi (Liaoning) during the Goguryeo–Tang War. (18. July 645)

King Edward I of England issues the Edict of Expulsion, banishing all Jews (numbering about 16,000) from England; this was Tisha B'Av on the Hebrew calendar, a day that commemorates many Jewish calamities. (18. July 1290)

The bishop of Florence blesses the first foundation stone for the new campanile (bell tower) of the Florence Cathedral, designed by the artist Giotto di Bondone. (18. July 1334)

Mu'izz al-Din Husayn defeats the Sarbadars in the Battle of Zava. (18. July 1342)

France and England agree to the Truce of Leulinghem, inaugurating a 13-year peace, the longest period of sustained peace during the Hundred Years' War. (18. July 1389)

Tokhtamysh–Timur war: Battle of the Kondurcha River – Timur defeats Tokhtamysh of the Golden Horde in present day southeast Russia. (18. July 1391)

The College of Arms is reincorporated by Royal charter signed by Queen Mary I of England and King Philip II of Spain. (18. July 1555)

Polish-Lithuanian forces clash with Sweden and its Brandenburg allies in the start of what becomes known as The Battle of Warsaw which ends in a decisive Swedish victory. (18. July 1656)

The Treaties of Orebro ends both the Anglo-Russian and Anglo-Swedish Wars. (18. July 1812)

Coronation of Emperor Pedro II of Brazil, on 18 July. (18. July 1841)

Louis Faidherbe, French governor of Senegal, arrives to relieve French forces at Kayes, effectively ending El Hajj Umar Tall's war against the French. (18. July 1857)

First ascent of Dent Blanche, one of the highest summits in the Alps. (18. July 1862)

American Civil War: Second Battle of Fort Wagner – one of the first formal African American military units, the 54th Massachusetts Volunteer Infantry, supported by several white regiments, attempts an unsuccessful assault on Confederate-held Battery Wagner. (18. July 1863)

The First Vatican Council decrees the dogma of papal infallibility. (18. July 1870)

The U.S. Congress forms the Aviation Section, U.S. Signal Corps, giving official status to aircraft within the U.S. Army for the first time. (18. July 1914)

Adolf Hitler publishes his personal manifesto Mein Kampf. (18. July 1925)

An army uprising in Spanish Morocco starts Spanish Civil War. (18. July 1936)

World War II: the Germans test fly the Messerschmitt Me 262 using its jet engines for the first time. (18. July 1942)