Masked protesters stand in front of a burning car during clashes at a demonstration as part of the tenth day of nationwide strikes and protests against French government's pension reform in Nantes, Fr

Concerns that violence could mar the large demonstrations prompted what officials described as an unprecedented deployment of 13,000 officers.

Protesters on the tracks at a Paris rail station. Smoke bombs let off at Biarritz airport. Anger at French President Emmanuel Macron's pension reforms showed no sign of letting up on Tuesday as the nation saw for a 10th day of nationwide demonstrations.

The new wave of strikes and protests was the 10th time since January that unions have called on workers to walk out.

Protesters blocked train tracks and highways and clashed with police in some French cities on Tuesday as they marched across the country against President Emmanuel Macron ’s deeply unpopular pension bill.

Protests and strikes against unpopular pension reforms kicked off again Tuesday across France, with police security ramped up amid government warnings that radical demonstrators intended “to destroy,

ABC News’ Ines de la Cuetara breaks down the latest on the protests in Paris after French President Emmanuel Macron pushed through reforms to the country’s pension program.