May 19 James Boswell, Scottish biographer of Samuel Johnson and diarist, dies at 54 May 19 Josiah Bartlett, American physician and statesman (signed US Declaration of Independence), dies at 65 May 20 Ignác Martinovics, Hungarian physicist/revolutionary, beheaded Apr 1795 Famous Deaths by Year Jun 1795 Famous People by Cause of Death Assassination Car Crash Hanging Killed in Action Plane Crash Poisoning