The World Slavery Tour was a concert tour by the heavy metal band Iron Maiden in support of their fifth album, Powerslave, beginning in Warsaw, Poland on 9 August 1984 and ending in Irvine, California on 5 July 1985. The tour was notorious for being the band's most arduous to date- although it was very successful, the band were left exhausted by its end in 1985 and demanded a break for the rest of the year before starting work on Somewhere In Time in 1986. The band's lead vocalist, Bruce Dickinson, has since explained that "I never thought it was going to end ... I began to feel like I was a piece of machinery, like I was part of the lighting rig."Overall, the tour lasted 331 days, during which the band performed 187 gigs. The tour also saw the band play to the largest crowd of their caree