 Complete the following phrase:  The fictional character Roland is a Norwegian who becomes embroiled in the aftermath of the Nigerian Civil War and Congo Crisis of the 1960sthe lyrics mention a Congo war and the years 1966 and 1967, which correspond to the mercenary-led Kisangani Mutinies after the Congo Crisis. He earns a reputation as the greatest Thompson gunner, a reputation that attracts the attention of the CIA. Roland is betrayed and murdered by a fellow mercenary, Van Owen, who blows off his head. Roland becomes the phantom headless Thompson gunner and eventually has his revenge, when he catches Van Owen in a Mombasa bar and guns him down. Afterward, he continues wandering through the night. Other violent conflicts of the succeeding decade are said to be haunted by Roland, including Ireland, 