The last 2 states added to the Union were Alaska and Hawaii.
States were added in 1890 during the US centennial
Alaska was the 49th state added to the US.
Three states were added, for a total of 16 US states
Alaska and Hawaii were added in 1959.
There are currently 50 states, and the last state added into the US was Hawaii. Hawaii was added on Aug. 21, 1959
Louisiana was added as a state to the United States in 1812.
There were 50 US states in 2008. The last two states added to the US were in 1959: Alaska (49th) and Hawaii (50th).
Alaska and Hawaii were the last two to join the union.
Five states or 10% became states after 1900.
All of the 48 continental US states were states of the US when FDR was president. Hawaii and Alaska were added later.
Because there are fifty states in the USA.