May Day protest rally

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group of men with flags

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Red flag protest scene

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Civil rights protest in Washington

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Protest rally in East Germany

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Protesters with raised fists

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Protest in Washington D.C.

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Clinton rally crowd

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Rally car at Collins Crest Arena

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Protesters at a rally

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Mass crowd at National Mall

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Mass march with gas masks

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Sarah Palin speaking at rally

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Carved pumpkin with political flags

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political protest poster

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Protesters in Egypt

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Ali Javad Alsheikh

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Protesters carrying symbolic cannon

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Protesters with raised fists

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World map with national flags

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