Rambutyo Island is one of the Admiralty Islands

Admiralty Islands

The Admiralty Islands are a group of eighteen islands in the Bismarck Archipelago, to the north of New Guinea in the south Pacific Ocean. These are also sometimes called the Manus Islands, after the largest island. These rainforest-covered islands form part of Manus Province, the smallest and...

 in the Bismarck Archipelago

Bismarck Archipelago

The Bismarck Archipelago is a group of islands off the northeastern coast of New Guinea in the western Pacific Ocean and is part of the Islands Region of Papua New Guinea.-History:...

, located at 2°17′S 147°49′E. Politically, Rambutyo Island is part of Manus Province

Manus Province

Manus Province is the smallest province in Papua New Guinea with a land area of 2,100 km², but with more than 220,000 km² of water. The capital of the province is Lorengau and the total population is 43,387 ....

, Papua New Guinea

Papua New Guinea

Papua New Guinea , officially the Independent State of Papua New Guinea, is a country in Oceania, occupying the eastern half of the island of New Guinea and numerous offshore islands...

.

During World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

, the island was occupied by a small contingent of Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

ese soldiers. On 3 April 1944, Allied

Allies of World War II

The Allies of World War II were the countries that opposed the Axis powers during the Second World War . Former Axis states contributing to the Allied victory are not considered Allied states...

 forces led by the U.S. 12th Cavalry

U.S. 12th Cavalry Regiment

The 12th Cavalry is a cavalry regiment of the United States Army.-History:On February 2, 1901, Congress authorized the organization of the Twelfth Regiment of Cavalry, Army of the United States...

Regiment landed on Rambutyo. By 23 April, the forces were withdrawn for mop-up by the native police force.