This video from today in the USA is called Huge Crowd Gathers For San Francisco May Day Protest March.
This video says about itself:
1 May 2017
Thousands of Greek workers have marked International Labour Day by taking to the streets to protest against new looming austerity measures.
Greece needs more cash from its creditors to prop up a struggling economy.
But to get the money, it’s being asked to make more cuts worth billions of dollars.
Al Jazeera’s Rob Matheson reports.
This video is about the Dutch trade union May Day rally in Amsterdam.