"We went from the information age, to the disinformation age" - What does this mean, and do you believe it is true

What event brought the us into wwii? what conflicts happened after the us entered the war? i know the first part of this question, i need with the second part.

To what extent did mary lease's concepts of justice, freedom, and equality agree with those of samuel gompers and emilio aguinaldo? how did they compare with those of the pinkertons at homestead?

Is harry truman considered a hero or a tyrant for dropping the atomic bombs on hiroshima and nagasaki? (need a paragraph)