Michael the Brave was a notable ruler of Wallachia, Moldavia, and Transylvania during the late 16th century. Born in 1558, he is best known for his efforts to unite these regions against foreign domination, particularly from the Ottoman Empire. His reign marked a significant period of resistance and national identity in Romanian history. Michael's most famous military achievement was the victory at the Battle of Călugăreni in 1595, where he successfully defended Wallachia against the Ottomans. He is celebrated as a national hero in Romania for his leadership and bravery, symbolizing the struggle for independence and unity among the Romanian principalities.