Gadsden Purchase
the last purchase the US officially made was Hawaii which became our 50th state on Aug. 21 1959.
The Louisiana Purchase in 1803 nearly doubled the size of the territory controlled by the US in North America. It represents 23% of the current total area of the US, and 27% of the area of the contiguous 48 states.
The Louisiana purchase nearly tripled the size of the us
It doubled the size of the US
It doubled the size of the us!
The Louisiana Purchase.
The Louisiana Purchase doubled the size of the United States.
Twice the size.
The Louisiana Purchase
Yes, the 1803 Louisiana Purchase from France more than doubled the size of the territorial area of the United States.
The Louisiana Purchase. Made in 1803 when Thomas Jefferson was President of the US.