Cameraphones capture the images of the year – in pictures

9 June 2011: An image grab taken from a YouTube video allegedly shows Syrian security forces beating up handcuffed and blindfolded detained men near the central city of Hom Photograph: AFP/Getty Images

3 August 2011: Syrian protesters march and chant slogans to show solidarity with their countrymen in Hama in this still image taken from video Photograph: Reuters

9 August 2011: Grabs from mobile phone footage posted on YouTube by a female onlooker shows Asyraf Haziq initially being helped up during the London riots as he recovers from injuries to his face – and then being robbed Photograph: Enterprise News And Pictures

9 August 2011: Mobile phone video posted on YouTube shows a woman with a walking stick, Pauline Pearce, aka Lady P, in Hackney making a stand against looters Photograph: Enterprise News And Pictures

20 October 2011: A National Transition Council fighter pulls Muammar Gaddafi on to a miltary vehicle in Sirte in this still image taken from video Photograph: Reuters

20 October 2011: Libyans gather around the body of Colonel Muammar Gaddafi at the hospital in the city of Misrata Photograph: Lopez Jean Baptiste/SIPA / Rex F/Rex Features

10 November 2011: This image from amateur video made available by the Sham news network shows government troops dragging a body away in Damascus in Syria Photograph: Sham News Network/AP

23 November 2011: A man films the aftermath of a volley of teargas fired by police on protesters in Muhammed Mahmoud Street near Tahrir Square in Cairo, Egypt Photograph: Peter Macdiarmid/Getty Images