Riots in Ardoyne – in pictures

A protester squares up to police as the return leg of the loyalist Orange Order parade passes through Ardoyne Photograph: Colm O'Reilly/AP

Nationalist youths throw stones towards police in riot gear in Belfast's Ardoyne area Photograph: Cathal Mcnaughton/Reuters

Nationalist youths and police clash in Ardoyne Photograph: Paul Faith/PA

Rioters attack police lines Photograph: Colm O'Reilly/AP

A nationalist youth prepares to throw a petrol bomb at police Photograph: Cathal Mcnaughton/Reuters

A policeman's helmet is engulfed in flames resulting from a petrol bomb Photograph: Paul Faith/PA

A car burns on Crumlin Road Photograph: Colm O'Reilly/AP

Police fend off petrol bombs Photograph: Paul Faith/PA

A car smoulders in Ardoyne Photograph: Cathal Mcnaughton/Reuters

Police in riot gear fire rubber bullets at nationalist protesters Photograph: Cathal Mcnaughton/Reuters

Nationalist youths stand near a burning car Photograph: Cathal Mcnaughton/Reuters

Police come under attack from petrol bombs thrown by Nationalist youths Photograph: Cathal McNaughton/Reuters

Riot police with batons run towards a crowd of Nationalist youths Photograph: Stephen Wilson/AFP/Getty Images

A Nationalist youth dances in defiance as police fire a water cannon Photograph: Stephen Wilson/AFP/Getty Images

Two men stand near the road in the morning after riots Photograph: Cathal McNaughton/Reuters

Workers sweep debris and rubbish from a street as a large cleanup operation gets underway in Ardoyne Photograph: Colm O'Reilly/AP

Workers begin a cleanup operation in Ardoyne Photograph: Colm O'Reilly/AP