Which state, admitted in the 1700s but not one of the original 13, ends with its own postal abbreviation?

A state and a sea are both named for which Dutch explorer? A state bird since 1947, its black and orange colors resemble those on the Calvert family coat of arms. What bird? Which state capital's name means "holy faith"? Which state capital showed Southern hospitality in 2005 as its population swelled after Hurricane Katrina? Which Detroit state university shares its name with a Revolutionary War general? Which statesman was born March 19, 1860, in Salem, Illinois, and died July 26, 1925, in Dayton, Tennessee? A statewide law that took effect on January 1, 1998, banned smoking in bars in which state? A statue of which man, assassinated in 1935, represents Louisiana in National Statuary Hall?