Graffiti has become a popular form of self-expression around the world used to convey political unrest and uncertainty from Cairo to Yemen.
While citizens may strive to fight for their rights in democratic and undemocratic countries alike, graffiti and street art have become a means of expression for those who feel frustrated by their countries' political system.
With civil unrest in Europe as the economy struggles to recover and political instability in the Middle East, graffiti artists have taken to the streets to protest unfair regulations and oppression.
In Kabul, graffiti artists chronicle the struggles of women who are still marred by violence and injustices despite efforts since the Taliban's grasp on the nation has been toppled. In cities across Greece, street art illustrates how the nation is mired in uncertainty and an unknown financial future.
Take a look at pictures of political street art and graffiti from around the world.
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