The end of world war 1 came with the signing of the

signing of an armistice between the Allies and Germany that called for a ceasefire effective

Explanation:

for the united states of america, 1945 to 1964 was a time of high economic growth and general prosperity. it was also a time of confrontation as the capitalist united states and its allies politically opposed the soviet union and other communist countries; the cold war had begun.

explanation:

b or c im pretty sure