What is the most dangerous impact of world war one

WW1 caused the downfall of four monarchies: Germany, Turkey, Austria-Hungary and Russia. The war made people more open to other ideologies, such as the Bolsheviks that came to power in Russia and fascism that triumphed in Italy and even later in Germany.

Explanation:

the correct answer is b, "fertility rates are increasing, so populations will grow more quickly in the future."

"a shortage of traditional labor created new opportunities in the workplace. a major cause of the internment of japanese americans during world war ii was. racial prejudice. in the early 1940's, the "destroyers-for-military-bases deal" with great britain and the lend-lease act were evidence that the united states."