Gun laws in Guam
Gun laws in Guam regulate the sale, possession, and use of firearms and ammunition in Guam, an unincorporated territory of the United States. As Guam is a territory of the United States, many U.S. federal laws apply, as well as Constitutional rulings and protections.
United States nationality law
All persons born in the island of Guam on or after April 11, 1899 (whether before or after August 1, 1950) subject to the jurisdiction of the United States, are declared to be citizens of the United States.