Ferdinand Foch was a French military leader born on October 2, 1851. He is best known for his role as the Supreme Commander of the Allied Forces during World War I. Foch played a crucial part in coordinating the efforts of the Allies, which included countries like Britain, France, and the United States. Foch's strategic decisions were instrumental in the success of the Allies, particularly during the Second Battle of the Marne in 1918. After the war, he was involved in the negotiations of the Treaty of Versailles, which officially ended the conflict. Foch passed away on March 20, 1929.