At the end of world war ii, there was only one superpower. who was it?

Need on these last 2 questions on my social studies homework 5 and 6 then i’m done with the homework

Kit carson was instructed by carleton to kill all navajo men whenever and wherever he found them, a. but carson disobeyed him. b. which carson did in a flamboyant fashion. c. so carson ordered his men to carry out the orders. d. which increased carson admiration for carleton select the best answer from the choices provided a b

Why might the spanish government have approved of the encomienda system? a the system allowed for fair treatment of all under it, leading to a happy and prosperous colony. b the system used natives as slaves which meant the government was able to maximize their profit of exported goods. c the system allowed for mostly profitable trade within the different colonies. d the system was a great example of how to successfully run a colony, making spain a world power.