Lebanon
Supporters of the Lebanese Communist Party and foreign domestic workers hold banners and Lebanese flags during a demonstration to mark Labor Day in Beirut, Lebanon, Sunday, May 1, 2016 (AP)
Philippines
Activists burn an effigy of Philippine President Benigno Aquino during the Labor Day Protest near the Malacanang Palace in Manila on May 1, 2016 (AFP)
Iraq
Supporters of the Iraqi Communist Party wave communist and Iraqi flags during a May Day celebration in Baghdad, Iraq, Sunday, May 1, 2016 (AP)
Taiwan
Foreign labors in Taiwan shout slogans during a May Day rally in Taipei, Taiwan, Sunday, May 1, 2016 (AP)
Taiwan
Laborers from different groups display signs that read "fight for the labor's right, need the guarantee from the government" during a demonstration to mark the annual Labor's Day in Taipei on May 1, 2016 (AFP)
Philippines
Protesters, mostly workers, clash with riot police as they try to force their way closer to the gates of the US Embassy in Manila to mark the International Labor Day Sunday, May 1, 2016 in Manila, Philippines (AP)
Lebanon
Supporters of the Lebanese Communist party, chant slogans against the Lebanese government, during a demonstration to mark Labor Day in Beirut, Lebanon, Sunday, May 1, 2016 (AP)
Spain
People march during a May Day rally in the center of Barcelona, Spain, Sunday, May 1, 2016 (AP)
Spain
People march during a May Day rally in the center of Barcelona, Spain, Sunday, May 1, 2016 (AP)
Pakistan
Members of All Pakistan Trade Union Federation chant slogans during a rally to observe Labor Day in Lahore, Pakistan, Sunday, May 1, 2016 (AP)
Iraq
Supporters of the Iraqi Communist Party wave communist and Iraqi flags during a May Day celebration in Baghdad, Iraq, Sunday, May 1, 2016 (AP)