Some states tend to always be democratic and some states tend to only be republican, Other states, called swing states change whether they vote republican or democratic. Why would candidates want to campaign in swing states?

What pact signed on 1949 reinforce that the united states would not return to an isolationist policy

Which was the cause of the rise of the persian empire?

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.