The social effect of the greater integration of the Atlantic World. Please I need it urgently

Which progressive reform was least related to the causes and effects of world war i? o legislation limiting the use of child labor o establishing 8-hour workdays for railroad workers o reducing tariffs on imported goods o expanding women's rights and the right to vote

How did the battle of okinawa affect president truman’s decision to use the atomic bomb against japan? it showed that japan was close to surrendering. it showed that the us could not win the war without it. it showed that japan was willing to fight to the end. it showed the us could easily defeat japan.

Which of these works from the italian renaissance exhibits contrapposto?