AP US Historyeasymcq1 pt
Jefferson's 1803 purchase of Louisiana was significant because it
A.doubled the nation's size and secured the Mississippi
B.was authorized by the Constitution explicitly
C.started the War of 1812
D.was rejected by Congress
Explanation
Core Concept
For $15 million the US gained the Mississippi's mouth and vast western lands — a bargain Jefferson justified despite strict-construction doubts.
Correct Answer
Adoubled the nation's size and secured the Mississippi
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