Answer:
I think it was the crusades.
Wilson continued to fight for womens suffrage after the war began. Option D is correct.
President Woodrow Wilson was a very important advocater of women right to vote. He spoke up to uphold and show the omportance for the country to grant the female citizens the right to vote. He made a great contribution in the creation of the 19th amendment of the Constitution in 1920, which guaranteed women's right to vote under constitution.
The earliest Chinese people did not have to worry about invasions from foreign countries because of their strong army and geography. The Chinese army present in ancient times were very strong and able to defend their lands. Chinese also build china wall in order to protect their lands from the invasion of other people. The geography of china also made difficult for the invaders to capture china.
Answer is: smith act
I hope this helps