

First and foremost, the beaches of the island were made up of steep dunes of soft, gray volcanic ash, which made getting sturdy footing and passage for vehicles difficult.Īs the Marines struggled forward, the Japanese laid in wait. Marines made an amphibious landing on Iwo Jima and were met immediately with unforeseen challenges. However, the Japanese had secretly embarked on a new defensive tactic, taking advantage of Iwo Jima’s mountainous landscape and jungles to set up camouflaged artillery positions.Īlthough Allied forces led by the Americans bombarded Iwo Jima with bombs dropped from the sky and heavy gunfire from ships positioned off the coast of the island, the strategy developed by Japanese General Tadamichi Kuribayashi meant that the forces controlling it suffered little damage and were thus ready to repel the initial attack by the U.S. Given this information, American military leaders planned an attack on the island that they believed would last no more than a few days. This line of defenses included islands like Iwo Jima.


In addition, Japan’s air force had lost many of its warplanes, and those it had were unable to protect an inner line of defenses set up by the empire’s military leaders.
