What are the political, economic and social impact of World War 1?

Humans during the paleolithic era used fire for each of the following purposes except a. for cooking meat b. for use as a weapon c. for heat and warmth d. for treating animal hides select the best answer from the choices provided

Many young people traveled by train out of the midwest in search of new opportunities during the 1930s. what term is used to describe their actions

What event ultimately started world war 2 and ended britain and frances attempt to prevent war?