1. PowerPoint Show by Andrew

2. People filled the streets of cities around the world yesterday, marching on May Day, or International Labor Day.
Groups supporting a wide variety of causes—mostly centered on improving worker’s rights—staged largely peaceful demonstrations, however, some groups were met with force, and others fought with police.  
Here are just some of the scenes from May Day 2017 in Moscow, Chicago, Paris, Manila, New York, San Salvador, St. Petersburg, Havana, Los Angeles, Istanbul, Bangalore, Seattle, Athens, Jakarta, Buenos Aires, and more.

3. French anti-riot police officers are engulfed in flames as they face protesters during a march for the annual May Day workers' rally in Paris on May 1.

4. Kept behind police tape, supporters and opponents of US President Donald Trump were separated by a line of police as May Day marchers converged on downtown Los Angeles, California, on May 1, 2017.

5. People march during a May Day rally in San Salvador, on May 1, 2017.

6. Demonstrators clash with riot police during a May Day
march in Santiago, Chile, on May 1, 2017.

7. A person wearing face protection attends a May Day protest
in Union Square on May 1, 2017 in New York City.

8. A protester is arrested as they try to march from New York's
Union Square on May Day on May 1, 2017.

9. A riot police water cannon sprays demonstrators during a march against President Nicolas Maduro's government, in Caracas, Venezuela, on May 1.

10. Workers try to remove razor wire which prevents them from marching towards the presidential palace as riot police take defensive positions
during a May Day rally in Jakarta, Indonesia, on May 1, 2017.

11. (1 of 2) A security officer chases a man waving a U. S
(1 of 2) A security officer chases a man waving a U.S. flag moments before the start of the May Day march in Havana, Cuba, on May 1, 2017.

12. (2 of 2) Security officers carry away a man who ran waving a U. S
(2 of 2) Security officers carry away a man who ran waving a U.S. flag moments before the start of the May Day march in Havana, Cuba, on May 1.

13. Protesters wearing red helmets chant slogans as they take part in rally outside the Greek parliament ,in Athens, Greece, on May 1, 2017.

14. Protesters march towards the Presidential Palace to mark the global celebration of May Day in Manila, Philippines, on May 1, 2017.

15. Protesters clash with riot police as they attempt to force their way closer to the U.S. Embassy to mark the global celebration of May Day in Manila, Philippines on May 1, 2017.

16. Russian Trade Union members holding balloons and flags parade on Red Square during their May Day demonstration in Moscow on May 1, 2017.

17. Police detain gay rights activists during a rally marking May Day in downtown St. Petersburg, Russia, on May 1, 2017.

18. People march during a rally marking the international
workers May Day in Madrid, Spain, on May 1, 2017.

19. People walk along the Las Vegas Strip during a May Day march on May 1.

20. Riot police officers arrest a demonstrator during a
May Day march on May 1, 2017, in Paris, France.

21. More than 2,000 members of the Lebanese Communist party wave Lebanese flags with Communist symbols, during a demonstration to mark International Labor Day or May Day, in Beirut, Lebanon, on May 1, 2017.

22. Indian workers and members of various trade unions dressed in red take part in a rally on International Workers' Day in Bangalore, India, on May 1, 2017.

23. People clash with Turkish police during a protest march towards Taksim Square to defy a ban as part of the May Day rally, in Istanbul, on May 1, 2017.

24. Police arrest a demonstrator in Istanbul, Turkey, on May 1, 2017.

25. People chant anti-government slogans during a May Day demonstration outside Congress, behind, in Buenos Aires, Argentina, on May 1, 2017.

26. Members of the People's Liberation Front, a Marxist political party, carry a portrait of Russian Communist leader Vladimir Lenin during a parade held to mark May Day in Colombo, Sri Lanka, on May 1, 2017.

27. Protesters push a burning trolley towards anti-riot police officers during a march for the annual May Day workers' rally in Paris on May 1, 2017.

28. A demonstrator holds a red carnation, symbol of the Portuguese revolution of 1974, during the traditional May Day rally in Lisbon on May 1.