How did Frank Stagg die?

Upon conviction, Stagg was given a ten-year sentence and Fell twelve years. (Stagg would later die on a hunger strike.) Thomas Gerald Rush was given seven years and Anthony Roland Lynch, who was also found guilty of possessing articles with intent to destroy property, namely nitric acid, balloons, wax, and sodium chlorate, was given ten years. Fell never admitted IRA membership

Frank Stagg was sentenced to ten years and prison. During his sentence, he went on a hunger strike and died as a result.