At least ten police officers have been hurt in trouble connected to a parade in North Belfast.
Violence broke out before a republican procession which drew loyalist protesters.
Missiles including stones and bottles were hurled at police.
Tensions have been brewing recently over problems near a Catholic church close to the parade.
– A Police Service of Northern Ireland spokeswoman
Police continue to deal with disorder in the Carlisle Circus, Antrim Road and Clifton Street areas of North Belfast.
Missiles, including stones and bottles, were thrown at officers.
At least ten officers have been injured, three of whom have been taken to hospital.
North Belfast was the scene of serious rioting on July 12 when republicans attacked police following a loyal order parade through the Ardoyne flashpoint.