Gerry Adams is world's second longest serving party leader after Robert Mugabe

But, the changing of the guard is coming and Mary Lou McDonald is the clear favourite to take over the role as Sinn Féin leader.

As Sinn Féin president for 34 years, Gerry Adams is one of the longest serving party leaders in the world.

He is beaten only by Robert Mugabe, Zimbabwe's ruler for the last 37 years.