But Martin was not to reap the rewards of his decade of effort. The Liberals were defeated by John Diefenbaker and the Progressive Conservatives in June 1957 and the new government became responsible for implementing the act. Following further federal–provincial negotiations, the six-province requirement was dropped, and on July 1, 1958 Newfoundland, Manitoba, Saskatchewan, Alberta and British Columbia all received federal payments because they had hospital insurance programs that met the federal requirements. After additional acrimonious federal–provincial conflict regarding the definition of universal coverage, Ontario joined on January 1, 1959, along with Nova Scotia and New Brunswick. Prince Edward Island joined on October 1, 1959 and Quebec on January 1, 1961.