Thousands of workers march towards the Presidential Palace in Manila to pay tribute to workers in celebration of International Labor Day in the Philippines. The workers scored President Rodrigo Duterte allegedly for reneging on his campaign promise three years ago to end temporary hiring known as "contractualisation" or "ENDO (End of Contract)". (AP Photo/Bullit Marquez)
Workers march with an effigy of President Rodrigo Duterte towards the Presidential Palace in Manila, Philippines, to pay tribute to workers in celebration of International Labor Day. (AP Photo/Bullit Marquez)
Cambodian workers march as they gather to mark May Day at Wat Phnom, centre of Phnom Penh. Some hundreds of workers staged a rally, demanding a better working condition. (AP Photo/Heng Sinith)
Myanmar workers march during a ceremony in Yangon, Myanmar. Hundreds most of factory workers marched Wednesday to mark International Workers' Day asked for to get their labour rights. (AP Photo/Thein Zaw)
Malaysian workers stage a rally marking May Day in Kuala Lumpur. Hundreds of workers demand a raise of basic salary and ending towards discrimination. The signs read "Employee rights, Stop gender discrimination, migrants worker rights, free media, control of price, promises and women work right." (AP Photo/Annice Lyn)
Workers shout slogans during a May Day rally in Jakarta, Indonesia. Thousands of workers attended the rally urging the government to raise minimum wages, ban outsourcing practices, provide free health care and improve working condition for workers in the country. (AP Photo/Achmad Ibrahim)
Members of the Korean Confederation of Trade Unions hold up their banners during a May Day rally in Seoul, South Korea. Thousands of trade union members and activists are marking May Day by marching and demanding better working conditions and expanding labour rights. The signs read "Let's win the wage struggle." (AP Photo/Ahn Young-joon)
Turkish police officers arrest demonstrators, during May Day protests in Istanbul. Police in Istanbul detained several demonstrators who tried to march toward Istanbul's symbolic Taksim Square in defiance of a ban by the government, citing security concerns. (AP Photo/Lefteris Pitarakis)
Protestors dressed as Clowns talk to police at a May Day demonstration against racism in Chemnitz, Germany. (Hendrik Schmidt/dpa via AP)
People with flags and balloons walk to mark May Day on Red Square in Moscow, Russia with the St. Basil's Cathedral in the background. As in Soviet times, people paraded across Red Square, but instead of red flags with the Communist hammer and sickle, they waved the Russian tricolour. (AP Photo/Pavel Golovkin)
Taiwanese workers shout and hold slogans with the words "More Days Off" and "More Guarantee" during a Labor Day rally in Taipei, Taiwan. (AP Photo/Chiang Ying-ying)
Migrants workers march during a rally to mark the May Day in Hong Kong. Construction workers, bus drivers, freelancers and domestic staff from the Philippines and Indonesia joined a Labor Day march through central Hong Kong on Wednesday. (AP Photo/Kin Cheung)