Ciudad de conquista was released in the year 1940。Ciudad de conquista is also called as City for Conquest, Ville conquise, Suurkaupungin varjot, Mannen med järnnävarna, Dannys sidste kamp, Città del peccato, Im Taumel der Weltstadt。
Cagney is Danny Kenny, a truck driver who enters "the fight game" and Sheridan his former girlfriend, Peggy. Danny realizes success in the ring and uses his income to pay for his bother Eddie's music education. Danny is blinded by acid on the boxing gloves of his opponent during a fight. When Danny attempts to get even with the gangster who was responsible for for his blindness he is wounded. His former manager finances a newsstand for the now blind and handicapped Danny. The movie ends some time later when Eddie becomes a successful composer and dedicates a symphony at Carnegie hall to his brother who listens to the concert on the radio from his newsstand. Peggy, in the audience at Carnegie, rushes to Danny at his newsstand where they reunite. The movie is based on a novel of the same name.