Share This Article 1. These islands were the only US territory occupied by the enemy during World War Two. Attu and Kiska Islands Nihoa and Necker Islands Bikini and Cocos Islands The US Virgin Islands 2. Aaron Burr held this office when he killed Alexander Hamilton in a duel. Governor of New York Secretary of the Treasury Secretary of State Vice-President 3. The U.S. government officially declared this weapon obsolete in 1911. The M1857 12-pounder “Napoleon” The Gatling gun The 10-pounder Parrot Rifle The Whitworth Rifle Loading …