Protesters shout slogans in front a shop during a general strike in central Madrid March 29, 2012.
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Protesters shout slogans during general strike in central Madrid
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Teachers wear red to support strike in Chicago
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Zimbabwe state employees march against low wages
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SFI march turns violent
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Demonstrators rally around the world
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Lawyers go on strike
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Students launch national day of action in protest at higher education plans
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Drivers balloted for strikes
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Traders stage demonstration against extortion
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Hundreds march for press freedom
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Workers rally across europe on May Day
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Police take out march after clashes
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Teachers go on general strike
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People demonstrate in solidarity with protests against Newmont Mining project, in downtown Lima
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Union workers protest at store
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Firefighters march as they protest against planned wage and pension cuts in the city of Thessaloniki
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Education trade unions threaten fresh protests