Colorado became a territory just weeks before the war broke out at Ft. Sumter. 7,500 men joined up for the Union cause.
Connecticut was the home of Harriet Beecher Stowe, the author of Uncle Tom's Cabin, and the center of the Abolitionist Movement. 11% of the men died.
A study of the Dakotas shows the results of a Federal totalitarian Government gone amuck - broken promises to the Indians and failure to protect the white settlers.
Delaware is most remembered for its prison - Fort Delaware. Delaware's loss was about 5% of the 12,000 +/- who served in the war.