The united states wanted to keep puerto rico because they inted to build a canal -where?

Ineeed the answer asap which of the following describes the link between u.s. foreign policy and the rise of islamic extremist leaders in afghanistan during the late 20th century? apex

Which statement best evaluates the impact of the 1929 stock market crash on europe? 1. the united states established high export tariffs to europe that reduced goods exported to germany. 2. the united states promoted domestic policy initiates that reduced jobs on american bases in europe. 3. the united states promoted isolationism that withdrew troops from europe causing germany to pay its own national defense. 4. the united states eliminated loans to europe that caused germany to default on its reparation payments to france.

Which type of constitutional power allows congress to regulate immigration and naturalization?