Sinn Fein says the North's political process needs to be prioritised by the Irish and British Governments.
Gerry Adams says the Taoiseach and British Prime Minister aren't showing enough commitment to working to stabilise relations between Stormont's power sharing executive.
This week the North's First Minister Peter Robinson resigned, and more DUP ministers are due to step down.
Negotiations between Sinn Fein and the DUP are due to resume in Belfast on Monday.
Sinn Féin President Gerry Adams says the Irish and British Governments need to fully engage with issues in the North to prevent further political instability.
