England, London, Jubilee Gardens near the London Eye and the BP building. Just Stop Oil Protestors monitored by an unmarked police van using facial recognition technology.

England, London, The South Bank near the London Eye and the BP building. Just Stop Oil Protestors.

England, London, Jubilee Gardens near the London Eye and the BP building. Police arrest a Just Stop Oil protertor under the public order act. He had been identified using facial recognition technology...

England, London, Westminster, Protesters marching outside Downing Street, Police Liaison officers engaging with a religious protestors.

England, London, Westminster, Protesters marching outside Downing Street, Police Liaison officers engaging with a religious protestors.

England, London, Westminster, Brexit demonstrations, police searching protestors back pack.

England, London, Westminster, Brexit demonstrations, police searching protestors back pack.

Canada, Alberta, Lethbridge, Three Blood Tribe members holding protest signs at anti-fracking demonstration. Map of Blood Reserve showing oil company concessions to Bowood Energy Ltd and Murphy Oil Co...

Canada, Alberta, Lethbridge, Two local women atsitting on stone steps at an anti-fracking demonstration holding a green protest sign. Oldman River, which runs through Lethbridge, is the source of the...

Canada, Alberta, Cardston, Anti-fracking protestators demonstrate outside the Alberta Provincial Court in support of Lois Frank, arrested and charged under the criminal code for intimidation and block...

England, London, PCS Union leader Mark Serwotka speaking at a rally outside parliment on budget day 2013. photo by Sean Aidan

England, London, Demonstration outside Parliament on budget day 2013 protesting about Government cuts and calling for a general strike. photo by Sean Aidan