Protester flour-bombs French ex-PM and presidential hopeful Manuel Valls-7iMU-sUljJo

Confronting peaceful protesters the wrong way (protester camera)

Protesters gather to mark death anniversary of Hong Kong protester ‘raincoat man’

Trump Protesters Climbing Crane Washington DC Greenpeace Protester Scales Crane Trump Int'l Hotel

Protesters march in Manhattan after NYPD drags trans protester into unmarked car

Hong Kong protest: Protesters hurl petrol bombs after police fire tear gas to clear rally

Protester confetti-bombs European Central Bank president

Protester confetti-bombs European Central Bank president

Anti-Capitalism Protester Confetti-Bombs ECB Press Conference

Hopeful anti-abortion protesters rally in Washington, DC

Kiev protesters hold their ground, EU's Ashton hopeful

Petrol bombs hurled at home of Albanian Prime Minister by opposition party protesters

Bahrain Protesters Attacking on Police with Petrol Bombs

Moment protesters in Hong Kong throw petrol bombs towards police

Protesters throw petrol bombs as Greek parliament debates

Caracas Protesters Use Makeshift Shields to Protect Against Tear Gas 'Bombs'

Police fire smoke bombs at protesters in Portland

Police Disperse Caracas Protesters With Tear Gas Bombs

Hooded protesters attack Athens police with petrol bombs

Dramatic moment protesters set off smoke bombs inside Paris’ Gare du Nord station on day 13 of strikes

Egypt protesters throw petrol bombs at presidential palace