John IV, King (Portuguese Brazil) : All Data

John IV was the King of Portugal from 1640 to 1656. His reign marked the end of the Spanish rule and the restoration of Portuguese independence. During his tenure, Portugal was involved in the Portuguese Restoration War (1640-1668), a conflict against Spain to secure their sovereignty. Additionally, John IV faced the War of the Portuguese Restoration (1640-1668), a series of battles and revolts against Spanish control. Despite the challenges, John IV successfully led Portugal to regain its autonomy and establish a stable rule, leaving a lasting legacy as a key figure in Portuguese history.