St Petersburg, Russia Demonstrators gathered to present a petition for reforms to Emperor Nicholas II; the Tsar was not there and police eventually fired on the march and killed more than 100. The killings sparked the wave of strikes, uprising and mutinies across Russia which became known as the 1905 Revolution.
Where was the Maguindanao massacre on 23 November 2009, when 58 victims, including a politician's wife, his two sisters, journalists, lawyers, aides, and motorists who were witnesses, were kidnapped and brutally killed?
What song was written by Bob Geldof in the aftermath of Brenda Ann Spencer's attempted massacre at an elementary school across the street from her house in San Diego, California, in 1979?