an independent. Other former IWBP members Another Chief Minister, Joe Bossano, began his political career in the IWBP, and was elected to the House of Assembly in 1972. However, he left the party in 1975 and formed the Gibraltar Democratic Movement after the IWBP was dissolved. References Sources Defunct political parties in Gibraltar Political parties established in 1967 1967 establishments in Gibraltar Political parties disestablished in 1976