riot

Bush to send federal troops to help stop the Los Angeles riots that occurred after police officers were acquitted in the beating of Rodney King.

Demonstrators then marched on the presidential palace and tried to enter the compound, prompting riot police to fire pepper spray.

Many commenters online have been drawing parallels with the country's violent 1981 riots, where those who died became known as the Bread Martyrs as they were protesting against the soaring price of basic foods.

It was like watching looters in a riot.

A police officer has described how people threw slate "like they were throwing frisbees" during rioting in Cardiff two years ago.