Large masses of protesters have marched across the world to mark May Day.

Workers across the world take to the streets to mark May Day, as they call for better working conditions.

Tens of thousands of people marched Sunday in different European countries for May Day protests to honor workers and show opposition to the anti-labor policies of their respective governments.

Workers around the world united in solidarity with each other on the first of May, as they do every year. In France, a disappointing presidential campaign resulted in many activists choosing to focus on larger, international issues. 

Thousands of demonstrators in France have rallied on May Day to demand social justice.

Dozens of protesters in Turkey’s Istanbul have been detained by the riot police during May Day demonstrations.

Protesters have staged rallies to commemorate International Workers’ Day across the United States.