24 hours in pictures

Katmandu, Nepal: Supporters of the Communist Party of Nepal shout slogans as they block a road
Photograph: Altaf Qadri/AP

Hamburg, Germany: Protesters build a barricade during May Day clashes
Photograph: Christian Charisius/Reuters

Kabul, Afghanistan: Protestors shout slogans against Iranian president Mahmoud Ahmadinejad at the Iranian embassy
Photograph: Mauricio Lima/AFP/Getty

Macau, China: Policemen protect themselves from protestors during a Labour Day rally
Photograph: Carmo Correia/EPA

Shanghai, China: Turkey's pavilion at the World Expo
Photograph: Muhammed Muheisen/AP

Bangkok, Thailand: 'Red Shirt' anti-government protesters inside their fortified camp in the financial district of Silom
Photograph: Pedro Ugarte/AFP/Getty

Jerusalem: Ultra-Orthodox Jewish boys protect themselves from a bonfire during Lag Ba'Omer celebrations
Photograph: Bernat Armangue/AP

Sagamihara, Tokyo: Carp streamers flutter in the sky on the banks of Sagami river
Photograph: Kazuhiro Nogi/AFP/Getty

Turin, Italy: Bishops attend a mass by Pope Benedict XVI in San Carlo's Square
Photograph: Reuters

Louisville, US: Race fans brave the rain at the 136th Kentucky Derby
Photograph: Jeff Haynes/Reuters

Guatemala City: People deliver bananas in La Terminal market
Photograph: Rodrigo Abd/AP

Sofia, Bulgaria: A clown prepares backstage before his performance at Circus Balkanski
Photograph: Stoyan Nenov/Reuters