Why was us acquisition of the louisiana territory significant? it was the first us annexation of an independent nation. it nearly doubled the size of the united states. it was the first us territory acquired through war. it extended the united states to the west coast.

It nearly doubled the size of United States of America.

The Louisiana Purchase was a land deal made in 1803 between the United States of America and France. This deal was finalised for $15 million and through this the USA gained 827,000 square miles of land west of the Mississippi River. Due to this deal, USA got control over the Missippi river and the port city of New Orleans.

B

It nearly doubled the size of the United States.

the answer is a. laws were enacted in the aftermath of the plot to make it harder to free slaves,increasing sectionalism