Answer:
Women's roles changed in society because during the late 1800s and 1900s, women not only fought for the right to vote, but they also worked towards attaining social reform to increase gender equality. Female roles were one of the most drastic changes of any cultural, ethnic or gender group. They also began to work industrial jobs during the Progressive Era.
Answer:
during the final years of world war 2, they used U boats to sink German ships therefore the Allies gain control of the North Atlantic.
Explanation:
They bought the columbian terrotiry
Slavery was not allowed in the USA. Hope it helps!
Don't really know but I think Horace Mann