Delaware is the second-smallest US state in area after Rhode Island but is densely populated. Delaware is on the Atlantic coast. The South of the State is agricultural and the North is industrial, Delaware is a leading scientific state in the United States with a high percentage of engineers and patent holders. The capital of Delaware is Dover.
Delaware is now a Blue States  and Vice President Joe Biden is from Delaware. In the past Republicans have been influential there because of the wealthy DuPont family. The Southern county of Sussex, west of the coastal towns, is still very Republican crazy red.
Delaware has only one US Representative in the US House of Representatives, despite have a Population twice that of some other Representatives in large states.
Delaware was one of the thirteen original New England states that decided to become independent from Britain and signed the Declaration of Independence. Delaware was the first state to ratify the Constitution. Before the American Civil War Delaware was a slave state but most slave owners had voluntarily freed their slaves and during the Civil War Delaware fought on the side of the North against slavery. 
They have a man on a horse on their state quarter.