This is a disambiguation page — a navigational aid which lists other pages that might otherwise share the same title. If an article link referred you here, you might want to go back and fix it to point directly to the intended page.
152798, king of Spain (155698), king of Naples and Sicily (155498), and, as Philip I, king of Portugal (158098).
Philips half-brother, John of Austria (154578), defeated the Ottomans at the battle of Lepanto (1571), and Tunis was captured and held briefly (157374).
The only major military success of Philips later reign was the conquest of Portugal, to which he had a claim as the son of Isabella of Portugal, daughter of Manuel I. When King Henry of Portugal died (1580) without issue, Alba overran the country, and Philip was recognized as king by the Portuguese Cortes.