Complex sentence: Hawkins' courage at New Market Heights is depicted in the painting "Three Medals of Honor" by artist Don Troiani, which was unveiled on June 24,2013 at the Union League of Philadelphia.
Split into simpler sentences: Hawkins' courage at New Market Heights is depicted in a painting, "Three Medals of Honor" by artist Don Troiani. The painting was scheduled to be unveiled June 24,2013 at the Union League of Philadelphia.