Across the globe, people flocked the streets on May 1 to celebrate International Labor Day, or May Day.
May Day Rallies Worldwide
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Protester shield themselves from police during a May Day demonstration in Istanbul, Turkey.
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A riot police officer fires tear gas to push back protesters during a May Day demonstration in Istanbul, Turkey.
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A Turkish protestor wearing a gas mask and a hard hat takes cover during clashes with riot police who prevent demonstrators from reaching Taksim Square in Istanbul for a May Day rally.
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Drummers perform during rehearsals at the Bird's Nest National Stadium ahead of the IAAF Athletics World Championships in Beijing, China.