Joan III of Navarre was a queen who ruled from 1555 to 1572. She was born in 1528 and was the daughter of Henry II of Navarre and Margaret of Valois. Joan's reign was marked by the challenges of the French Wars of Religion, which affected her kingdom and its relationships with neighboring territories. Joan married William the Silent, a key figure in the Dutch struggle for independence. Their union was significant in strengthening ties between Navarre and the Netherlands. Joan III's legacy includes her efforts to maintain stability in a turbulent period, as well as her role in the broader context of European politics.