Task Force 17 Task Force 17 Task Force 17 (TF17) was an aircraft carrier task force of the United States Navy during the Pacific Campaign of World War II. TF17 participated in several major carrier battles in the first year of the war. TF17 was initially centered around . With "Yorktown", TF17 engaged Imperial Japanese Navy forces in actions at the Marshalls-Gilberts raids, Invasion of Lae-Salamaua, Battle of the Coral Sea, and the Battle of Midway. "Yorktown" was sunk at Midway. Reformed around and commanded by RADM George Murray, TF17 supported Allied forces during the Guadalcanal Campaign. At the Battle of the Santa
Task force Allied Communications Publication 113 (ACP 113) the present system, which allocated numbers from 1 to 834. For example, the Royal Navy's "Illustrious" battle group in 2000 for Exercise Linked Seas, subsequently deployed to Operation Palliser, was Task Group 342.1. The French Navy is allocated the series TF 470–474, and Task Force 473 has been used recently for an Enduring Freedom task force deployment built around the French aircraft carrier "Charles de Gaulle" (R91). Task Force 142 is the U.S. Navy's Operational Test and Evaluation Force. The first digit of a task force designation is that of its parent fleet while