Sir John Chauvel was an Australian military leader known for his service during both World Wars. Born on April 24, 1886, he joined the Australian Imperial Force in 1914 and quickly rose through the ranks due to his leadership skills and bravery. He played a significant role in the Battle of Gallipoli and later in the Western Front campaigns during World War I. After the war, Chauvel continued his military career and became the first Australian to reach the rank of Major General in the Australian Army. He was instrumental in the development of the Australian Army's armored forces during World War II and was recognized for his contributions to military strategy and leadership.