What happend on 18th July

17.07
19.07
1898

Marie and Pierre Curie announce the discovery of a new element and proposed to call it polonium.

1873

Oscar II of Sweden-Norway is crowned king of Norway in Trondheim

1872

Britain introduces voting by secret ballot.

1863

American Civil War: The first formal African American military unit, the 54th Massachusetts Volunteer Infantry, unsuccessfully assaults Confederate-held Fort Wagner but their valiant fighting still proves the worth of African American soldiers during the war.

1857

Louis Faidherbe, French governor of Senegal, arrives to relieve French forces at Kayes, effectively ending El Hajj Umar Tall's war on the French.

1830

Uruguay adopts its first constitution.

1536

The authority of the Pope is declared void in England.

1195

Battle of Alarcos, great victory of Almohad ruler Abu Yusuf Ya'qub al-Mansur over the Castilian King Alfonso VIII