of the Union
fifty (50) states and Washington D.C.
The last two states to join the Union were Alaska (49th) and Hawaii (50th).
Both joined in 1959.
a federal district under the authority of Congress. Local government
is run by a mayor and 13 member city council. Washington DC
is represented in Congress by an elected, nonvoting Delegate
to the House of Representatives and residents have been able
to vote in Presidential elections since 1961.
Puerto Rico is a commonwealth associated with
the U.S. Its indigenous inhabitants are U.S. citizens. Puerto Ricans are
unable to vote in U.S. Presidential elections but they do elect a nonvoting
resident commissioner to the U.S. House of Representatives.
areas: American Samoa, Baker Island, Guam, Howland Island, Jarvis
Island, Johnston Atoll, Kingman Reef, Midway Islands, Navassa
Island, Northern Mariana Islands, Palmyra Atoll, Puerto Rico,
Virgin Islands, Wake Island
18 July 1947 until 1 October 1994, the US administered the
Trust Territory of the Pacific Islands,
but recently entered into a new political relationship with all four political
Northern Mariana Islands is a commonwealth in political union with the US,
effective 3 November 1986
Palau concluded a Compact of Free Association with the US, effective 1 October
Federated States of Micronesia signed a Compact of Free Association with the
US, effective 3 November 1986
Republic of the Marshall Islands signed a Compact of Free Association with
the US, effective 21 October 1986
The CIA Factbook 2003