Spanish miners' protest reaches Madrid – in pictures

Coalminers take part in the last day of their Marcha Negra (Black March) in Madrid early on Wednesday. More than 100 workers started a march on 22 June from Asturias, Léon and Aragon to Madrid to protest against the government's proposal to decrease funding for coal production Photograph: Juan Medina/Reuters

Coalminers arrive near the ministry of industry after marching up Madrid's main north-south avenue Photograph: Emilio Morenatti/AP

Thousands joined the march through the centre of Madrid in protest against government austerity measures Photograph: Andrea Comas/Reuters

A coalminer holds a firecracker Photograph: Dani Pozo/AFP/Getty Images

200 coalminers from the Spanish autonomous regions of Asturias, Castilla Léon, Castilla La Mancha, Andalucía and Aragon shout slogans against government to subsidies in the coal sector during a sit-in protest Photograph: Emilio Naranjo/EPA

Demonstrators clash with riot police during the miners' march to the industry minister's building Photograph: Andres Kudacki/AP

Riot police arrest a protester Photograph: Denis Doyle/Getty Images

Demonstrators clash with police Photograph: Andres Kudacki/AP

A woman is arrested Photograph: Denis Doyle/Getty Images

Riot police surround protesters Photograph: Cesar Manso/AFP/Getty Images

Riot police pursue the demonstrators Photograph: Andres Kudacki/AP

Riot police fire teargas Photograph: Cesar Manso/AFP/Getty Images

Riot police fire rubber projectiles at protesters Photograph: Denis Doyle/Getty Images

Miners rest after arriving at Puerta del Sol square in the early hours Photograph: Denis Doyle/Getty Images

Riot police on the Calle de Preciados Photograph: EPA