Due to the terrorist attacks that took place in Paris on 13 November 2015 , matches in the European Rugby Champions Cup and European Rugby Challenge Cup were postponed to a later date – later announced to take place on the weekend of 8 – 10 January 2016 . This meant the fixtures that featured those teams in their respective domestic leagues , were postponed to a later date . This meant that the entire Round 13 schedule was postponed : one match was moved to mid-February , and the remaining six matches were moved to mid-March
the terrorist attacks
November 2015 Paris attacks
2015–16 Top 14 season