Aragon-Catalonia Expansion

Name: Aragon-Catalonia Expansion
Start: 1161
End: 1170

Type Event Region Iberia Time 1161–1170

In the 1160s, the Kingdom of Aragon and the County of Catalonia under Queen Petronilla, Ramon Berenguer IV, and their son Alfonso II continued the ea…

Timeline

1162–1164Zaragoza · AragonQueen Petronilla of Aragon passed the throne to her son Alfonso II, born of her union with Ramon Berenguer IV, formally establishing the composite monarchy of Aragon and Catalonia and providing unified leadership for eastern expansion.
1164–1169Valencia frontier · ValenciaAragon-Catalonia allied forces repeatedly fought Muslim powers in the frontier zone from south of Lleida to Valencia, gradually encroaching on eastern Muslim territories through fortress construction and feudal colonization.
1168–1170Barcelona · CataloniaThe composite monarchy established unified administrative and military coordination between Barcelona and Zaragoza, integrating Catalan commercial resources with Aragonese military power in preparation for the subsequent large-scale advance on Valencia.

Sources

A History of Aragon and Catalonia — H. J. Chaytor (1933)
The New Cambridge Medieval History, Volume IV — David Luscombe, Jonathan Riley-Smith (2004)