The fierce international conflicts that established new northern, southern, and western borders for the United States during the mid-19th century support which of the following conclusions about this era?

Expansionism had become a defining characteristic of U.S. policy.

Explanation:

A P E X

most are appointed by the president and confirmed by a vote in the senate. however, appeals court judges appoint federal bankruptcy judges, and district judges appoint federal magistrate judges. the qualifications for these positions vary depending on the preferences of the person reviewing nominees.

hope this , give me brainliest answer = )

i see, would you mind putting it as one?