Sancho I of Portugal

Sancho I (1154–1211), called the Populator, was second king of Portugal and the only surviving legitimate son of Afonso I and Matilda of Savoy, crowned at Coimbra in 1185. As prince he married Dulce of Aragon in 1174, securing an alliance against Castile and León. With Third Crusade help he took Silves from the Moors in 1189 and styled himself king of Silves.

The Almohads invaded in 1190 and retook the city in 1191. He ended the wars on the Galician frontier, founded towns, settled remote northern areas, and promoted trade and learning. He died at Coimbra in 1211 and was succeeded by his son Afonso II.