Workers and protesters throughout the world observed May Day Tuesday with rallies and strikes demanding their governments address better working conditions and other labor issues.
Marches and Rallies Mark May Day Around the World

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Protesters march on Wall Street in front of the New York Stock Exchange, May 1, 2018.

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Police detain a supporter of the far-right National-Radical Camp, as they take part in a march to show their opposition to left-wing politics and the labor movement in Warsaw, Poland, May 1, 2018.