General Sir Miles Dempsey was a senior British Army officer during World War II. He is best known for his role as the commander of the British Second Army during the D-Day landings and the subsequent Battle of Normandy. His leadership contributed significantly to the success of Allied operations in Europe. Dempsey was born on January 15, 1896, in Belfast, Ireland. He served in various military capacities throughout his career, including in World War I. After the war, he continued to rise through the ranks, ultimately becoming a key figure in the Allied victory in Europe. He was knighted in 1945 for his service.