The U.S. Constitution regulates the division of labor between judge and jury. The Sixth Amendment guarantees [i]n all criminal prosecutions, the accused shall enjoy the right to a speedy and public trial, by an impartial jury. . . ..
The St. Patrick's Day Parade is America's oldest parade. It started in Boston in 1737.
1837 - First Mardi Gras parade in New Orleans. 1857 - First time floats appear in the parades. Festivities have been canceled 13 times before, most often during war-time. Mobile, Alabama, was the first place in the United States to celebrate Mardi Gras, and now holds the second largest celebration after New Orleans.