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They have been largely peaceful, but on Sunday police officers fired water cannons and used pepper spray as clashes unfolded.

But its advice page does note that demonstrations in cities can become violent, with police known to have used water cannon and tear gas to disperse crowds.

Since Thursday, riot police have repeatedly clashed with protestors and could be seen firing pepper gas and water cannons towards crowds of demonstrators.

The announcement sparked days of protests, and riot police used tear gas and water cannon against protesters, who fought back by throwing fireworks and stones.

Riot police have used tear gas and water cannon against protesters, who have fought back by throwing fireworks and stones.