May 1, 2015

Cars are set on fire by protesters during a rally against Expo 2015 in Milan, Italy. Italy opened the Expo on Friday, torn between hopes that the showcase of global culture and technology will cheer up a gloomy national mood and fears that it will be overshadowed by scandal, delays and street protests.

5 Cars are set on fire by protesters during a rally against Expo 2015 in Milan, Italy. Italy opened the Expo on Friday, torn between hopes that the showcase of global culture and technology will cheer up a gloomy national mood and fears that it will be overshadowed by scandal, delays and street protests.

People throw smoke grenades during the annual Labor Day protest in front of the Presidential Office in Taipei, Taiwan. Thousands of people marched to demand higher wages and labor rights. The head banner reads: "shorten working hours; no overfatigue."

6 People throw smoke grenades during the annual Labor Day protest in front of the Presidential Office in Taipei, Taiwan. Thousands of people marched to demand higher wages and labor rights. The head banner reads: "shorten working hours; no overfatigue."