Guam
Guam (; Chamorro: "" ) is an unincorporated and organized territory of the United States in Micronesia in the western Pacific Ocean. It is the easternmost point and territory of the United States, along with the Northern Mariana Islands. The capital city of Guam is Hagåtña and the most populous city is Dededo. The inhabitants of Guam are called Guamanians, and they are American citizens by birth. Indigenous Guamanians are the Chamorros, who are related to other Austronesian natives to the west in the Philippines and Taiwan.
Postage stamps and postal history of Guam
Following the victory of the United States in the war of 1898, in December 1898 Spain agreed by the treaty of Paris to sell the island of Guam, while the others Mariana islands became part of the German Empire. US troops had been present since an invasion the previous June.