Timeline October 1143

2nd Millennium › 12th Century › 1140s › 1143 › October 1143

October 1143

All

Person

Event

Conflicts

Disaster / crisis

Science

Culture

Companies

Countries

Dashed left edge = started before October 1143 · Dashed right edge = ongoing beyond October 1143

Events in October 1143 1

1143 Treaty of Zamora Recognition of Sovereignty The diplomatic agreement where the King of León recognized Portugal as an independent kingdom.