Question: 23 march 1931 what happened?
Answer: On March 23, 1931, Bhagat Singh along with his associates Sukhdev Thapar and Shivaram Rajguru were hanged to death for the assassination of 21-year-old British police officer John Saunders. ... Inside the jail, Bhagat Singh and his associates went on a hunger strike to protest against the standards on living in jail.