Malaysia electoral reform protests - in pictures

Police form a human barricade to block the anti-government protesters' path Photograph: Tim Chong/Reuters

Thousands of anti-government protesters gather near a junction at the Pudu bus station, before marching on to Dataran Merdeka, also known as Independence Square Photograph: Tim Chong/Reuters

A protester sits in front of riot police during the rally Photograph: Reuters

A lone protester stands in front of a line of police Photograph: Mark Baker/AP

Protesters clash with police in Kuala Lumpur Photograph: Saeed Khan/AFP/Getty Images

Malaysian riot police form a barricade to stop protesters Photograph: Mark Baker/AP

Riot police spray water cannon at protesters at Independence Square Photograph: Bazuki Muhammad/Reuters

A protester is enveloped in a teargas cloud Photograph: Mark Baker/AP

Police Federal Reserve Unit officers, most of whom are not wearing gas masks, prepare to fire teargas at protesters after they breached the barbed wire perimeter around Dataran Merdeka, also known as Independence Square Photograph: Tim Chong/Reuters

Protesters overturn a police car Photograph: AP

Malaysian protesters wash their faces after being enveloped with teargas Photograph: Ahmad Yusni/EPA

A protester throws a tear gas cannister back at police Photograph: Mark Baker/AP

Protesters climb a building to avoid the water cannon and teargas during a mass rally organised by Bersih 3.0, which is calling for electoral reform Photograph: Mohd Rasfan/AFP/Getty Images

An injured protester receives medical treatment during the clashes Photograph: Bazuki Muhammad/Reuters

Arrested protesters are led away by police during the Bersih rally Photograph: Azhar Rahim/EPA