The Rest Is Noise festival: The Rise of Nationalism - in pictures

Bela Bartók listens to folk music on a phonograph with villagers, Darazs, Hungary, 1907 Photograph: Gabriel Hackett/Getty Images

Gustav Mahler in the foyer of Vienna Court Opera, 1907 Photograph: De Agostini/Getty Images

Finnish composer Jean Sibelius Photograph: Eliot Elisofon/Time & Life Pictures/Getty Image

Street fair and entertainment in aid of the hospital in Chipping Norton featuring Morris dancers in the high street, circa 1910 Photograph: Popperfoto/Getty Images

Pablo Picasso in his Montmartre studio, 1908. Objects of African origin, used as the artist's inspiration, can be seen in the background Photograph: Apic/Getty Images

A vintage postcard published to commemorate the Coronation of King George V and Queen Mary in London, 22 June 1911 Photograph: Popperfoto/Getty Images

Percy Grainger, Australian-born pianist and composer appeared widely as a concert pianist; he also took part in the folk song movement, collecting and arranging numerous songs in UK and continental Europe. Photograph: Bettmann/Corbis

Ralph Vaughan Williams, 1872-1958 was one of the era's foremost collectors of English folk songs and music. Photograph: Alamy

Russian dancer Vaslav Nijinsky in costume for his 1911 role in Stravinsky’s Petrushka. Nijinsky choreographed the composer's Rite of Spring two years later. Photograph: Roosen/AFP/Getty Images

Scottish labour politician James Keir Hardie addressing the Suffragettes Free Speech meeting in Trafalgar Square, London, 1913. Keir Hardie was one of the founders of the new Independent Labour Party in 1893 and the first leader of the Labour Party in Parliament 1906-07, he also established the socialist journal, The Labour Leader. Photograph: Hulton Archive/Getty Images

Maria Jeritza as Jenufa in a 1922 production of the 1902 opera by Leos Janácek. It is one of the first operas to be written in prose. Photograph: Imagno/Getty Images