I need help with this crossword puzzle about world war 1! please answer as many questions as you can asap! thank you :)

Why did the tokugawa shogunate close japan to foreign influence?

To keep other european powers from threatening its empire in america, spain sent soldiers, settlers, and?

1. the fifteenth amendment guaranteed for all us citizens, regardless of "previous condition of servitude." freedom citizenship voting rights religious tolerance 2. which group was still not allowed to vote following passage of this amendment? women poor men rich men former slaves 3. the fifteenth amendment was the last of the amendments. carpetbagger lincoln reconstruction scalawag