On this day in 1990, 184 Tamil civilians were killed by the Sri Lankan Army in Batticaloa District.
On this day in 1993, the Palestine Liberation Organization officially recognized Israel as a legitimate state.
On this day in 2012, a wave of attacks killed more than 100 people and injured 350 others across Iraq.
On this day in 2015, Elizabeth II became the longest reigning monarch in the history of the United Kingdom.