May Day Demonstrations in Turkey Face Strict Police Measures
Taksim Square was sealed off with tear gas and barricades to prevent protests.
Inflation is estimated at 40%, higher than the official 30%.
Tear gas used against Marxist People's Liberation Party members chanting 'USA murderer, AKP accomplice'.
Erkan Bas, Turkish Workers' Party president, was engulfed in pepper spray.
Union official Basaran Aksu was arrested for criticizing the Taksim lockdown.
62 people, including journalists and opposition figures, were issued warrants for possible attacks.
About 100 coal miners joined the May Day march.