The significance of the Battle of Iwo Jima in the Pacific Theater during World War II was its strategic and symbolic importance. Fought from February 19 to March 26, 1945, this brutal battle was part of the Allied campaign to capture key Japanese islands. The United States aimed to secure Iwo Jima due to its strategic position, which would facilitate air support for the anticipated invasion of Japan. The battle is famously associated with the iconic photograph of U.S. Marines raising the flag on Mount Suribachi, symbolizing American determination and sacrifice. The high cost of lives on both sides underscored the war's brutality and set the stage for further advances toward Japan.