What role did nationalism play in the outbreak of world war 1

Why did roosevelt support a europe first strategy even though it had been japan that had first attacked the us

Which of these rose during the great depression?

All of the following changes typically happened in colonies as a result of imperialism, except: a. cultural practices were outlawed. b. they became more economically self-sufficient. c. european nations built modern infrastructure, including railways. d. the european language became the language of government and education.