Six Nations window could move as countries work towards global calendar

Caelan Doris is tackled by Ellis Genge and Joe Launchbury during the Six Nations clash of England and Ireland at Twickenham in February. Picture: INPHO/Dan Sheridan

The first signs of an aligned global rugby calendar were offered by the Six Nations and its southern hemisphere equivalent SANZAAR on Friday as the two bodies confirmed they were working closely together to achieve that objective.