13 July 2010 Last updated at 00:20

In pictures: Trouble in Ardoyne

Police attempt to remove protesters blocking the Crumlin Road prior to the Orange Order march

A republican youth throws a missile at police in the Ardoyne area of Belfast on 12 July

Water cannon was used to quell the violence

A republican youth prepares to throw a petrol bomb during trouble in the Ardoyne area

A republican youth gets soaked by a water cannon

Police fired a number of baton rounds during the riots in Ardoyne

Northern Ireland