The term 'LINCOLN'S STATE' is referring to the STATE of Illinois, which has 8 letters. Abraham LINCOLN was born in Hardin County, Kentucky in 1809 and moved to Illinois in 1830. He served as a lawyer in the STATE and was elected to the Illinois General Assembly in 1834. He was also elected to the United States House of Representatives in 1846 and later became the 16th President of the United States in 1861. Illinois was the STATE where LINCOLN spent most of his adult life and was the home of his presidential library and museum.