People who work to spread religious beliefs are called

Artisans

Explanation:

People who work to spread religious beliefs are called a. artisans. People who work to spread religious beliefs are called: missionaries.

nations must cooperate to bring about and maintain world peace.

nations must not wage wars or commit war crimes in a desire to control other nations.

i think i know which options you have but if these aren't options let me know

john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.