Why I Am an Atheist was written by the revolutionary who was executed at what age?
Bhagat Singh Bhagat Singh (] 1907  – 23 March 1931) was a charismatic Indian socialist revolutionary whose two acts of dramatic violence against the British in India and execution at age 23 made him a folk hero of the Indian independence movement.
Willie Pearse William J. "Willie" Pearse (Irish: "Liam Mac Piarais" ; 15 November 1881 – 4 May 1916) was an Irish republican executed for his part in the Easter Rising. He was a younger brother of Patrick Pearse, a leader of the rising.