Frederick II of Brandenburg, also known as Frederick the Great, was a significant ruler in the 17th century. He reigned from 1713 to 1740 and was a member of the House of Hohenzollern. Frederick II is best known for his efforts to modernize his territories and strengthen the military, laying the groundwork for the future Kingdom of Prussia. During his reign, Frederick II focused on economic reforms and the promotion of agriculture and industry. He also played a crucial role in the War of the Austrian Succession, which helped expand his influence in Europe. His leadership contributed to the rise of Prussia as a major power in the region.