Prince Frederick, Duke of Cumberland and Strathearn (1745-1765) was a British royal and the youngest son of King George II and Queen Caroline. He served as a military officer and held the title of Duke of Cumberland, which was granted to him in 1766. Frederick was known for his involvement in the Seven Years' War and his role in the British Army. Frederick's life was marked by controversy, particularly due to his opposition to the American Revolution and his strained relationship with his family. He was also a prominent figure in the House of Hanover, which played a significant role in British history during the 18th century.