Today, April 16, 2012, is Patriots Day in Massachusetts. This is a civic holiday that commemorates the anniversary of the Battles of Lexington and Concord that began the American Revolutionary War. See the related posting on the Rockwell Center website about Henry Wadsworth Longfellow’s poem, “Paul Revere’s Ride” at http://www.rockwell-center.org/exploring-illustration/paul-reveres-ride/