Question: Which war occurs first, Battle of Peleliu or the Battle of the Ch'ongch'on River?
Sentence (from "Battle of Peleliu"): The Battle of Peleliu, codenamed Operation Stalemate II by the United States military, was fought between the U.S. and the Empire of Japan during the Mariana & Palau Campaign of World War II, from September to November 1944, on the island of Peleliu.
Relevant evidence: Yes