Henry IV, Part II was a play written by William Shakespeare, the third part of a tetralogy that includes Richard II, Henry IV, Part I, and Henry V. In 2293, General Chang paraphrased a line from the play, saying "Have we not heard the chimes at midnight?" when departing after dinner aboard the USS Enterprise-A. (Star Trek VI: The Undiscovered Country) In 2374, Jack quoted the play's line "Uneasy lies the head that wears the crown" while watching Gul Damar's speech. (DS9: "Statistical Probabilities")