The subsequent birth of two sons to Alfonso, the future kings Sancho III and Ferdinand II, and the geographic distance between Afonso's Portuguese power base and the Crown's, probably convinced Afonso to rebel in contravention of the Treaty of Tui (1137) and invade Galicia.
Battle of Waterloo | Battle of Britain | Battle of the Somme | Battle of the Bulge | Battle of Gettysburg | Battle Creek, Michigan | Battle of France | Battle of Trafalgar | Battle of Hastings | Battle of Antietam | battle | Battle of Shiloh | Battle of Midway | Battle of Belleau Wood | Battle of the Alamo | Battle of Leipzig | Battle of Agincourt | Battle of Verdun | Battle of Thermopylae | Battle of the Plains of Abraham | Battle of Vienna | Second Battle of the Marne | Second Battle of El Alamein | Battle of the Nile | Battle of the Boyne | Battle of Stalingrad | Battle of Austerlitz | The Last Battle | Kathleen Battle | Battle of Vitoria |
The panels depict landscapes, ethnographic scenes as well as historical events like the Battle of Valdevez (1140), the meeting of the knight Egas Moniz and Alfonso VII of León (12th century), the arrival of King John I and Philippa of Lancaster in Porto (1387) and the Conquest of Ceuta (1415).