The Rwandan genocide in 1994 resulted in the mass killing of which ethnic group?

Explanation

The Rwandan genocide was a mass slaughter of Tutsi in Rwanda during the Rwandan Civil War, which had started in 1990. It is estimated that during the approximately 100-day period from April 7 to mid-July 1994, between 500,000 and 1,000,000 Tutsis were killed, constituting an estimated 70% of the Tutsi population.