Larry Marley to come to fruition, he joined the blanket protest in the Maze's H-Blocks for four years. In September 1983, he helped Brendan McFarlane, Bobby Storey and Gerry Kelly to orchestrate the successful mass escape of 38 republican prisoners from the Maze. It was the largest prison escape in British penal history. According to a BBC documentary about the escape, Marley was the mastermind, having come up with the idea with the aim of embarrassing British Prime Minister Margaret Thatcher, as the Maze was considered to be one of the world's most secure prisons. Marley, unlike his three co-conspirators, did not
Massacre in the Mokotów prison steep roof of the building. From there, they descended onto the wall surrounding the prison, where civilians came to their aid, carrying ladders. In this way, from 200 to 300 prisoners managed to escape and get to the area occupied by the insurgents. The Germans did not try to stop them, because they wrongly hoped that the prisoners would run away through the main gate. The fate of detained Polish guards is unknown. Some witnesses testified that the guards were not murdered together with the prisoners and that many of them survived the war. Other witnesses, however, provided the opposite