protest

Protesters burn tyres during a demonstration against against Yemen's fuel shortages near the house of President Abdu Rabbu Mansour Hadi in Sanaa...Protesters burn tyres during a demonstration against against Yemen's fuel shortages near the house of President Abdu Rabbu Mansour Hadi in Sanaa June 11, 2014.

Khaled Abdullah/Reuters

Protesters burn tyres during a demonstration against Yemen‘s fuel shortages near the house of President Abdu Rabbu Mansour Hadi in Sanaa

Riot police stand among red smoke during protest by a firemen against budgets cuts next to Catalunya's Parliament in Barcelona...Riot police stand among red smoke during protest by a firemen against budgets cuts next to Catalunya's Parliament in Barcelona June 10, 2014. REUTERS/Albert Gea

Albert Gea/Reuters

Riot police are surrounded by red smoke during a demonstration in Barcelona, Spain, by firemen protesting against budgets cuts outside Catalunya’s parliament

Pro-Russian separatists of the self-proclaimed Luhansk People's Republic remove the state coat of arms of Ukraine from a gate of the regional administration building, in Luhansk

Shamil Zhumatov/Reuters

Pro-Russia separatists of the self-proclaimed Lugansk People’s Republic remove the state coat of arms of Ukraine from a gate of the regional administration building, in the eastern Ukrainian city

Protesters scuffle with police outside the closed entrance of Ana Rosa subway station during the fifth day of metro worker's protest in Sao Paulo June 9, 2014. A court set a 500,000 reais penalty ($223,000) for each day they stay off work from Monday and also declared the strike illegal, complicating preparations for the World Cup opening match.

Damir Sagolj/Reuters

Protesters scuffle with police outside the closed entrance of Ana Rosa station during the fifth day of metro workers’ strike in São Paulo on Monday morning.

Coal miners leave the Zasyadko ...TOPSHOTS Coal miners leave the Zasyadko mine following their work shift in the eastern Ukrainian city of Donetsk on June 6, 2014. Donetsk is part of the Donbass coal mining region, which has been hit by separatists protests in recent weeks. AFP PHOTO/ VIKTOR DRACHEVVIKTOR DRACHEV/AFP/Getty ImagesViktor Drache/AFP/Getty

Coal miners leave the Zasyadko mine following their work shift in the eastern Ukrainian city of Donetsk. Donetsk is part of the Donbass coal mining region, which has been hit by separatists protests in recent weeks Read more

Members of the South African ruling party African National Congress Youth League and supporters of the South African president demonstrate outside the Weely Mail and Guardian media offices, on Thursday, in Johannesburg, South Africa. The demonstrators were protesting against the election coverage by these media groups.

Gianluigi Guerci/AFP

Members of the African National Congress Youth League, and supporters of the South African president Jacob Zuma, demonstrate outside the Weekly Mail and Guardian media offices, on Thursday, in Johannesburg, South Africa. The demonstrators were protesting against the election coverage by these media groups.

Oxfam activists protest during the G7 summit

EPA/Stephanie Lecocq

Members of non-governmental organisation Oxfam play music and wear G7 leaders’ masks during a protest ahead of the G7 leaders summit near the EU headquarters in Brussels 0n Wednesday.

Cleaning ladies from the public sector react as they scuffle with police officers at the entrance of a building housing the Finance Ministry, during a protest against the layoffs and transitions due to a troika-led civil service revamp, in Athens June 3, 2014.

Alkis Konstantinidis/Reuters

Cleaning ladies employed by the public sector demonstrate at the entrance to the Finance Ministry in Athens, Greece, during a protest against layoffs

Military policemen hold their weapons as they are surrounded by a mob during a confrontation between anti-coup protesters and military at the Victory monument in Bangkok...Military policemen hold their weapons as they are surrounded by a mob during a confrontation between anti-coup protesters and military at the Victory monument in Bangkok May 28, 2014. There have been daily protests in Bangkok against the coup and on Wednesday about 200 people confronted troops and police at the Victory Monument. Protesters jeered and threw plastic water bottles and spray-painted "Get Out" and "No Coup" over an army Humvee.

Damir Sagolj/Reuters

Military policemen hold their weapons as they are surrounded by a mob during a confrontation between anti-coup protesters and military at the Victory monument in Bangkok

A Syrian living in Jordan takes part in a protest against the Syrian presidential elections, near the Syrian embassy in Amman on May 28, 2014. Polls open in Syrian embassies for refugees who fled their homeland through recognised checkpoints, in a controversial election expected to return President Bashar al-Assad to office despite three years of civil war.

Khalil Mazraawi/AFP

A Syrian living in Jordan takes part in a protest against the Syrian presidential elections, near the Syrian embassy in Amman on Wednesday