In the 1820s, the United States was concerned about European ambitions in the Americas because they feared that Europe wanted to conquer the United States.
conquer new Latin American republics.
become allies with Russia.
become allies with Mexico.

B - conquer the new Latin American republics

Explanation:

B - conquer the new Latin American republics

i believe the correct answer is option b. most eastern european nations joined nato.

though i could be wrong, option d. the eastern european nations were granted complete independence, would be another choice.

hope this ! : )

the main reason the us senate rejected the treaty of versailles was because "european nations wanted to punish germany"

d(:

me and mark as brainliest.