They fought for the regulation of all of those...In there platform they stated that they declared 3 things....It was written in their party platform.
Many people started to get strong nationalism to where they preferred native born Americans over foreign born people, also people felt that foreigners (especially the Irish) were taking their jobs and therefore would not give work to them
Most iceberg warnings were ignored that day because the wireless operator was too busy sending out passenger messages via the Marconi wireless room. Plus the iceberg itself was very hard to see(black Ice)
I believe that it was with the help of B. The Mongols that the Qing dynasty was able to come into power