riot

NATO-led Kosovo Force (KFOR) soldiers rest after taking part in a crowd and riot control exercise near the town of Ferizaj on August 29, 2014. Despite the deteriorating situation in the Middle East and Ukraine, NATO does not plan to reduce the number of its peacekeeping troops in Kosovo.

Armend Nimani/AFP

NATO-led Kosovo Force (KFOR) soldiers rest after taking part in a crowd and riot control exercise near the town of Ferizaj on Friday

An Egyptian riot policeman secures a street in front of burning tyres thrown by supporters of Muslim Brotherhood movement during their rally to mark the first anniversary of the military ouster of president Mohamed Morsi on July 3, 2014 in Cairo's Ain Shams district. Egyptian police swiftly quashed Islamist protests firing tear gas and arresting dozens of demonstrators, as the protests are seen as a test of the Islamists' strength, with the Muslim Brotherhood-led Anti Coup Alliance having issued an aggressive rallying cry demanding a "day of anger" to mark Morsi's overthrow.

Khaled Desouki/AFP

An Egyptian riot policeman secures a street in front of burning tyres thrown by supporters of Muslim Brotherhood movement during their rally to mark the first anniversary of the military ousting of president Mohamed Morsi on Thursday in Cairo’s Ain Shams district

Ukrainian riot policemen fight with " ri...Ukrainian riot policemen fight with " rioters" as they take part  in exercises for mass disturbances suppression in the southern Ukrainian city of Odessa on May 19, 2014. Prime Minister Arseniy Yatsenyuk said Monday that Ukraine would get a "legitimate" president after next weekend's election despite some expected voting problems in the east. Election commission officials have warned that security concerns may make it difficult if not impossible to stage Sunday's poll in parts of rebel-held areas in the eastern industrial belt. AFP PHOTO/ ALEXEY  KRAVTSOVALEXEY KRAVTSOV/AFP/Getty Images

Alexey Kravtsov/AFP

Ukrainian police fight with ‘protesters’ as part of an exercise in riot control, in the southern Ukraine city of Odessa, ahead of next weekend’s elections. Election commission officials have warned that security concerns may make it difficult if not impossible to stage Sunday’s poll in parts of rebel-held areas in the eastern industrial belt. Read more

A pro-European integration protester takes cover behind a makeshift shield at the site of clashes with riot police in Kiev January 23, 2014. Ukrainian opposition leaders emerged from crisis talks with President Viktor Yanukovich on Wednesday saying he had failed to give concrete answers to their demands, and told their supporters on the streets to prepare for a police offensive.

David Mdzinarishvili/Reuters

A pro-European integration protester takes cover behind a makeshift shield at the site of clashes with riot police in Kiev, Ukraine. Opposition leaders emerged from crisis talks with President Viktor Yanukovich on Wednesday, saying he had failed to give concrete answers to their demands, and told their supporters on the streets to prepare for a police offensive

Anti-government protests in Ukraine...  KIEV, UKRAINE - JANUARY 20:  This handout photo released by Ukrainian Ministry of Internal Affairs shows burning members of the Ukrainian riot police due to the gasoline bombs hurled by anti-government protestors during the clashes in central Kiev, Ukraine, January 20, 2014. At least 61 people were admitted to hospital and 100 police officers wounded after violent clashes broke out when thousands marched on Kiev's streets to demonstrate against a recently passed anti-protest legislation. (Photo by Ukrainian Ministry of Internal Affairs/Anadolu Agency/Getty Images)

Anadolu Agency/Getty

This photo released by the Ukrainian Ministry of Internal Affairs shows Ukrainian riot police on fire after gasoline bombs were hurled by anti-government protesters during the clashes in central Kiev, Ukraine Read more

Riot police officers block Pro-European Union activists gathered at the Independence Square in Kiev, Ukraine, Monday, Dec. 9, 2013. The policemen, wearing helmets and holding shields, formed a chain across Kiev s main street outside the city building. Organizers called on protesters to vacate the city hall and the other building which the opposition had used as its headquarters.

Efrem Lukatsky/AP

Riot police officers block Pro-EU activists gathered at Independence Square in Kiev, Ukraine. The policemen formed a chain across Kiev’s main street outside the city building.

A man works on a Northern Ireland riot diorama at a model shop in Belfast...A man works on a Northern Ireland riot diorama produced by modelmaker Gareth Hutchinson in his model shop in Belfast October 22, 2013. The pieces are individually handcrafted and the diorama is being displayed for sale in Hutchinson's shop. REUTERS/Cathal McNaughton

Cathal McNaughton/Reuters

A man works on a riot diorama by modelmaker Gareth Hutchinson in his model shop in Belfast, Northern Ireland. Each model in the diorama is individually handcrafted. Read more

Riot police fire rubber bullets at demonstrator during clashes near Guanabara Palace in Rio de Janeiro

Pilar Olivares/Reuters

Riot police fire rubber bullets at demonstrator during clashes near Guanabara Palace where Pope Francis met President Dilma Rousseff in Rio de Janeiro, Brazil, on Monday. Demonstrators are continuing their anti-government protests, which began in June amid growing economic and social dissatisfaction in Brazil.

A protester carries stones in one hand and a beer bottle in the other as he kneels in front of burning tyres set by protesters in front of Luxor governorate building to protest against the newly-appointed governor, Adel Mohamed al-Khayat, who was a member of the militant group, al-Gamaa al-Islamiya, in Luxor, June 19, 2013. Al-Khayat was a member of the militant group blamed for slaughtering 58 tourists in Egypt's Valley of the Queens; today he's promising to keep visitors safe. Khayat's appointment by President Mohamed Mursi as governor of the city of Luxor has triggered howls of protest, with demonstrators protesting for a third day on Wednesday and one critic calling it "the last nail in the coffin of tourism".

Reuters

A protester kneels in front of burning tyres in front of Luxor governorate building to protest against the newly-appointed governor, Adel Mohamed al-Khayat. Read more

Turkish riot police rest in front of a damaged bank at Taksim Square in Istanbul, Turkey, 12 June 2013. Turkish police took up posts 12 June around Taksim Square, a day after continuous clashes in which police tried to clear the central plaza of anti-government protesters. Turkish Prime Minister Recep Tayyip Erdogan was to meet later 12 June with a group of public figures and artists to discuss two weeks of protests against his government.

Tolga Bozoglu/EPA

Turkish riot police rest in front of a damaged bank at Taksim Square in Istanbul, Turkey on Wednesday. Turkish police took up posts around Taksim Square, a day after continuous clashes in which police tried to clear the central plaza of anti-government protesters. Turkish Prime Minister Recep Tayyip Erdogan was to meet later with a group of public figures and artists to discuss two weeks of protests against his government.