Read about the following United States Navy and United States Marine Corps commanders and be prepared to answer questions about them.

A photograph/portrait of Fleet Admiral Chester Nimitz He is man in late middle age wearing a United States Navy uniform.

Source: Chester Nimitz-fleet-admiral, Wikimedia

Fleet Admiral Chester William Nimitz, USN (February 24, 1885–February 20, 1966) was a five-star admiral in the United States Navy. He held the dual command of Commander in Chief, United States Pacific Fleet (CINCPAC pronounced "sink-pack"), for U.S. naval forces and Commander in Chief, Pacific Ocean Areas (CINCPOA), for U.S. and Allied air, land, and sea forces during World War II. He was the leading U.S. Navy authority on submarines, as well as Chief of the Navy's Bureau of Navigation in 1939. He served as Chief of Naval Operations (CNO) from 1945 until 1947.

A photograph/portrait of Commander in Chief of the United States Navy Admiral Ernest King. He is man in late middle age wearing a United States Navy uniform.

Source: Fleet Admiral Ernest J King-1945, Wikimedia

Fleet Admiral Ernest Joseph King USN (November 23, 1878-June 25, 1956) was the Commander in Chief of the United States Navy and Chief of Naval Operations during World War II. As such, he was Chester Nimitz's immediate superior but was subordinate to Secretary of the Navy James Forrestal.

A photograph/portrait of Admiral William Halsey. He is man in late middle age wearing a United States Navy uniform

Source: W Halsey, Wikimedia

Fleet Admiral William Frederick Halsey, Jr., USN, (October 30, 1882–August 16, 1959) was a U.S. Naval officer. Commonly referred to as "Bill" or "Bull" Admiral Halsey commanded the South Pacific Area during the early stages of the Pacific War against Japan. He was later made commander of the United States Third Fleet through the duration of hostilities.

A photograph/portrait of Alexander A. Vandegrift. He is man in late middle age wearing a United States Marine Corps uniform.

Source: AAVandegrift, Wikimedia

General Alexander Archer Vandegrift, USMC (March 13, 1887–May 8, 1973) was a General in the United States Marine Corps. He commanded the 1st Marine Division to victory in its first ground offensive of World War II, the Battle of Guadalcanal. For his actions during the Solomon Islands campaign, he received the Medal of Honor. General Vandegrift later served as the 18th Commandant of the Marine Corps and was the first U.S. Marine to hold the rank of four-star general while on active duty.

A photograph/portrait of General Holland Smith. He is man in late middle age wearing a United States Marine Corps uniform.

Source: Holland-smith-USA-P-Marianas-p194, Wikimedia

General Holland McTyeire "Howlin' Mad" Smith, USMC (April 20, 1882–January 12, 1967) was a General in the United States Marine Corps during World War II. He is sometimes called the "father" of modern U.S. amphibious warfare. On the eve of World War II, General Smith directed extensive Army, Navy, and Marine amphibious training, which was a major factor in successful U.S. landings in both the Atlantic and Pacific. During the Marianas operation, besides the V Amphibious Corps, he commanded all Expeditionary Troops, including those that recaptured Guam. After that, he served as the first Commanding General of Fleet Marine Force, Pacific, and headed Task Force 56 (Expeditionary Troops) at Iwo Jima, which included all the assault troops in that battle.