May Day is usually celebrated as an international workers’ holiday, but some demonstrators have taken the day as a chance to rally against income inequality, government economic policies or austerity measures. From Spain to Sri Lanka, here’s a look at some of the events.
May 1, 2012 A girl holds a banner during a May Day rally in the center of Barcelona. Protesters pressed for workers' rights amid tough economic times. Lluis Gene/AFP/Getty Images Buy Photo