When the revolution in Nicaragua won its victory nearly 40 years ago, the world began to dream. A young generation was taking the reins in a country of grand utopias. From West Germany alone, 15,000 “brigadists” travelled to help rebuild the war-torn country: liberals, greens, unionists, social democrats, leftists and church representatives harvested coffee and cotton, built schools, kindergartens and hospital wards. No movement has mobilised so many people. What became of the hopes and dreams of the revolutionaries and their supporters?

• Documentary