Hawaii had <em>monarchy </em>type of government before the annexation.
When the Hawaiian islands were formally annexed by the United States in 1898,the event marked end of a lengthy internal struggle between native Hawaiians and white American businessmen for control of the Hawaiian government.Hawaii remained a territory until granted statehood as the fiftieth state in 1959.And since 1959,there is democracy in Hawaii just like any other state of USA.
Maybe they had different mindsets than others that had more bigger states.
Answer:
Great Britain is the answer
US had a number of Acquisitions. These are: Louisiana Purchase, Florida, Mexican Cession, Gadsden Purchase, Alaska, Philippine Islands (but they are no longer in the US) and Virgin Islands, purchases from Denmark
He was afraid that Britain would ask for those territories as a part of their armistice so he decided to sell them quickly to the US and earn some money for the country while messing with Britain.