04-10-2015 - Army soldiers deployed for crowd control, national holiday, Nanjing Road, Shanghai, China. © Connor Matheson

04-06-2013 - Congolese reinforcements for the FOMAC disembark with their baggage on an airstrip on June 4, 2013, in Bangui, Central African Republic. Seleka former rebels took power in a bloody coup on March 24th © Boris Heger

04-06-2013 - Congolese reinforcements for the FOMAC disembark with their baggage on an airstrip on June 4, 2013, in Bangui, Central African Republic. Seleka former rebels took power in a bloody coup on March 24th © Boris Heger

04-06-2013 - Congolese reinforcements for the FOMAC disembark with their baggage on an airstrip on June 4, 2013, in Bangui, Central African Republic. Seleka former rebels took power in a bloody coup on March 24th © Boris Heger

04-06-2013 - Congolese reinforcements for the FOMAC disembark with their baggage on an airstrip on June 4, 2013, in Bangui, Central African Republic. Seleka former rebels took power in a bloody coup on March 24th © Boris Heger

04-06-2013 - Congolese UPC reinforcements for the FOMAC disembark with their baggage on an airstrip June 4, 2013, in Bangui, Central African Republic. Seleka former rebels took power in a bloody coup on March 24th... © Boris Heger

18-08-2011 - Colombian army soldiers anti narcotic patroling a beach and monitoring the movements of fast boats which could be smuggling cocaine. The pacific coast of Colombia is the main exit point for illegal ex... © Boris Heger

18-08-2011 - Colombian army soldiers anti narcotic patroling a beach and monitoring the movements of fast boats which could be smuggling cocaine. The pacific coast of Colombia is the main exit point for illegal ex... © Boris Heger

02-03-2011 - A colombian army soldier onboard a Black Hawk helicopter looking for illegal coca fields on the border of Ecuador and Colombia. © Boris Heger

15-06-2010 - Young man being asked to move along. Muslims Against Crusades protesters demonstrate against British soldiers returning from Afghanistan homecoming parade. Barking, East London. © Justin Tallis

10-12-2009 - Anti-narcotic police officers and UMOPAR (Mobile Police Unit for Rural Areas) patrol searching for cocaine production. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police officers and UMOPAR (Mobile Police Unit for Rural Areas) patrol searching for cocaine production. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police officers and UMOPAR (Mobile Police Unit for Rural Areas) patrol searching for cocaine production. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police examining cocaine paste in an illegal laboratory they have just discovered. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police examining cocaine paste in an illegal laboratory they have just discovered. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police examining cocaine paste in an illegal laboratory they have just discovered. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police examining cocaine paste in an illegal laboratory they have just discovered. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police examining cocaine paste in an illegal laboratory they have just discovered. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police officers preparing to burn cocaine paste and leaves in an illegal laboratory they have just discovered. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police officers preparing to burn cocaine paste and leaves in an illegal laboratory they have just discovered. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police officers preparing to burn cocaine paste and leaves in an illegal laboratory they have just discovered. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police officers burning cocaine paste, leaves and an illegal laboratory they have just discovered. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police officers burning cocaine paste, leaves and an illegal laboratory they have just discovered. Bolivia. © Boris Heger

10-12-2009 - Anti-narcotic police officers burning cocaine paste, leaves and an illegal laboratory they have just discovered. Bolivia. © Boris Heger

19-07-2005 - Israeli police prevent Israeli settlers opposing withdrawal from Gaza going into the Gush Katif Area to protest. Gaza 2005 © Andrija Ilic

13-02-2005 - A Serb child peeks through the crowd guarded by armed United Nations police in the Serb populated village of Silovo, an isolated Serb enlclave of Kosovo. Serbian minorities are exposed daily to hostil... © Andrija Ilic

13-02-2005 - A Serb child peeks through the crowd guarded by armed United Nations police in the Serb populated village of Silovo, an isolated Serb enlclave of Kosovo.Serbian minorities are exposed daily to hostili... © Andrija Ilic

01-09-2004 - Colombian asylum seekers have their papers checked crossing the border over San Miguel bridge into Ecuador. Ecuador 2004 © Boris Heger

01-09-2004 - UNHCR worker with Venezuelan border guard as Colombian refugees cross the border. Amparo, Venezuela 2004 © Boris Heger

01-09-2004 - Riot police on patrol during social protest in Bogota. Colombia 2004 © Boris Heger

01-09-2004 - Riot police on patrol during a protest, Bogota. Colombia 2004 © Boris Heger

01-09-2004 - Riot police on patrol during social protest in Bogota. Colombia 2004 © Boris Heger

29-08-2004 - A soldier stands guard infront of the Presidential Palace, Lima, Peru, September 2004. © Boris Heger

01-07-1992 - A young Palestinian routinely searched on his way to school by Israeli border police, East Jerusalem © Howard Davies

15-03-1991 - Albanian refugees Railway station, Brindisi, Italy 1991, boarding trains for a new life in northern Italy. Fleeing the collapse of communism in destitute Albania. © Melanie Friend

26-11-1986 - Sarah Graham on top of a Cruise Missile convoy vehicle stopped by Cruisewatch protest, Tilshead, Salisbury Plain 1986 © Bob Naylor

26-11-1986 - Crusiewatch protest stop a Greenham Common based American Cruise Missile convoy at Tilshead on Salisbury Plain. © Bob Naylor

20-10-1983 - Greenham Common. Police officers arrest a woman as she enters the US air base as part of her campaign of direct action for peace and against nuclear weapons held at the site. 1983 © Melanie Friend

31-05-1976 - Smiling policeman and boy with toy machine gun outside The Who concert 1976, Charlton football ground, South East London © Martin Mayer

20-11-1975 - Charles Clarke NUS, Pat Arrowsmith (R) trial of BWNIC 14 British Withdrawal from Northern Ireland Campaign who had distributed a leaflet at Army Barracks Some Information for Discontented Soldiers, Ol... © NLA