Read about the following United States Army and United States Air Force commanders and be prepared to answer questions about them.

A photograph/portrait of General Dwight D. Eisenhower. He is man in late middle age wearing a United States Army uniform.

Source: General of the Army Dwight D. Eisenhower 1947, Wikimedia

General Dwight David "Ike" Eisenhower (October 14, 1890 – March 28, 1969) was a five-star general in the United States Army and the 34th President of the United States. He was the last president to be born in the 19th century. During World War II, he served as Supreme Commander of the Allied forces in Europe with responsibility for planning and supervising the successful invasion of France and Germany in 1944–45 from the Western Front. In 1951, he became the first supreme commander of NATO.

A photograph of General Douglass MacArthur. He is man in late middle age wearing a United States Army uniform.

Source: DouglasMacArthur1945, Wikimedia

General of the Army Douglas MacArthur (January 26, 1880 – April 5, 1964) was an American general and field marshal of the Philippine Army. He was a Chief of Staff of the United States Army during the 1930s and played a prominent role in the Pacific theater during World War II. He received the Medal of Honor for his service in the Philippines Campaign. Arthur MacArthur, Jr., and Douglas MacArthur were the first father and son to each be awarded the medal. He was one of only five men ever to rise to the rank of General of the Army in the U.S. Army.

A photograph/portrait of General George C. Marshall. He is man in late middle age wearing a United States Army uniform.

Source: General George C. Marshall, official military photo, 1946, Wikimedia

General George Catlett Marshall (December 31, 1880 – October 16, 1959) was an American military leader, Chief of Staff of the Army, Secretary of State, and the third Secretary of Defense. Once noted as the "organizer of victory" by Winston Churchill for his leadership of the Allied victory in World War II, Marshall served as the United States Army Chief of Staff during the war and as the chief military adviser to President Franklin D. Roosevelt. As Secretary of State, his name was given to the Marshall Plan, for which he was awarded the Nobel Peace Prize in 1953.

A photograph/portrait of General James Doolittle. He is man in late middle age wearing a United States Air Force uniform.

Source: James H Doolittle, Wikimedia

General James Harold "Jimmy" Doolittle, USAF (December 14, 1896 – September 27, 1993) was an American aviation pioneer. Doolittle served as a brigadier general, major general and lieutenant general in the United States Army Air Forces during the Second World War. He earned the Medal of Honor for his valor and leadership as commander of the Doolittle Raid while a lieutenant colonel.