The RMS Titanic, the largest passenger ship in the early 1900s, sank on April 14, 1912.
In the following lines, ET sheds light on the most important world events that took place on December 20.
Britain’s Prince Harry took his American fiancee Meghan Markle to Northern Ireland on Friday where they were met by screams of delight.
Boeing needs to get around the table with Bombardier and find a solution to its trade dispute that has put more than 4,200 jobs at risk in Northern Ireland.
The drawing offices where the Titanic was born have been restored to become a luxury hotel in Belfast and a tribute to the ill-fated ocean liner.