 The 1954 election results clarified the differences in ideology between West and East Pakistan, with East Pakistan under the influence of the Communist Party allying with the Shramik Krishak Samajbadi Dal (Workers Party) and the Awami League.The pro-American Republican Party gained a majority in West Pakistan, ousting the PML government.After a vote of confidence in Parliament and the promulgation of the 1956 constitution, which confirmed Pakistan as an Islamic republic, two notable figures became prime minister and president, as the first Bengali leaders of the country.