They had to rebuild due to thenukelar bomb america droped on them
Answer:

The most famous of all the units fighting in Cuba, the "<u>Rough Riders</u>" was the name given to the First U.S. Volunteer Cavalry under the leadership of Theodore Roosevelt. Roosevelt resigned his position as Assistant Secretary of the Navy in May 1898 to join the volunteer cavalry.
Assuming you're referring to the same text as before, yes her feelings about working in the mill are typical in the sense that she found the work slightly boring.
It means the rich people benefit while they people actually fighting were poor men.