Who was the winner in the first crusade? the second crusade? and the third crusade?

This was an order issued during the civil war by president lincoln ending slavery in the confederate states

By the end of the 1800s, there was a change in the nature of the immigrants coming to the united states. immigration from northern europe—england, ireland, germany, and scandinavia—declined, while immigration from italy, russia, and austria-hungary grew. in fact, between 1900 and 1910, more than three-fourths of all immigrants came from these three countries. unfortunately, these countries were far removed england, the home of our founders, and the immigrants who came from them had a hard time adjusting to life in their new country.

What are new social classes emerged due to advancement in agriculture ?