Anti H-Block was the political label used in 1981 by supporters of the Irish republican hunger strike who were standing for election in both Northern Ireland and the Republic of Ireland. "H-Block" was a metonym for the Maze Prison, within whose H-shaped blocks the hunger strike was taking place.Bobby Sands, the first of these hunger strikers, was nominated in the Westminster April 1981 by-election in Fermanagh and South Tyrone.