Which event took place first, Operation Undertone or the Battle of Leyte?
Operation Undertone Operation Undertone was a large assault by the U.S. Seventh and French 1st Armies of the U.S. Sixth Army Group as part of the Allied invasion of Germany in March 1945 during World War II.
Operation Chronicle Operation Chronicle was the Allied invasion of Woodlark and Kiriwina Islands during World War II, in the South West Pacific as part of Operation Cartwheel. An early planning name for this operation was Operation Coronet. The operation was executed without opposition on 30 June 1943.