แรงงานทั่วโลกเดินขบวนในวันแรงงานสากล

People shout slogans and wave flags during a May Day workers march in Madrid, May 1, 2016. Trade unions and other groups staged rallies around the world Sunday to mark the International Workers Day.

Russians wave flags and cheer as they walk on Red Square to mark May Day in Moscow, Russia, May 1, 2016. As in Soviet times, cheerful workers paraded across Red Square but instead of red flags with the Communist hammer and sickle, they waved the blue flag

Riot police detain a man during the traditional May Day march in Paris, France, May 1, 2016. The traditional May Day rallies are taking on greater weight this year in France as parliament is debating a bill that would allow longer working hours and let co

Cambodian garment workers hold banners during a gathering to mark May Day in Phnom Penh, Cambodia, May 1, 2016. The workers staged a rally to demand higher wages and better working conditions.

Foreign labors in Taiwan shout slogans during a May Day rally in Taipei, Taiwan, May 1, 2016. Thousands of protesters from different labor groups protest on the street to ask for raising minimum wage and shorter working hours.

South Korean unionized workers stage a May Day rally in front of City Hall in Seoul, May 1, 2016. Tens of thousands of South Koreans took part in May Day protests to criticize government labor reforms and to call for a higher minimum wage.

Indonesian workers shout slogans during a May Day rally in Jakarta, Indonesia, May 1, 2016. Thousands of workers urged the government to raise minimum wages and improve working conditions.

People walk with flags and banners at Red Square during a May Day rally in Moscow, Russia, May 1, 2016.

Supporters of the Communist Party hold flags during a May Day rally in Simferopol, Crimea, May 1, 2016.

Visitors take photos of a portrait of Sun Yat-sen, widely regarded as the founding father of modern China, at Tiananmen Square on the eve of the May Day holiday in Beijing, April 30, 2016. Millions of Chinese take advantage of the May Day holidays to travel.

Lebanese workers sort out metal scrap at a warehouse in the southern port city of Sidon, Lebanon, April 30, 2016, a day ahead of International Labor Day celebrated worldwide on May 1.