 Complete the following phrase:  The independence of Bangladesh in 1971 opened up a new chapter in the history of the Communist Party of Bangladesh. The Party began to work legally and openly. The Party formed a Trade Union Centre with a view to mobilizing trade union organizations and movements on revolutionary lines. A Gana Oikya Jote was formed on 14 October 1973 consisting of the Bangladesh Awami League, Communist Party and National Awami Party Muzaffar with a view to prepare ground for establishing socialism in the country, and a Jote Committee was constituted consisting of 19 members with three members from CPB. At its congress held in Dhaka 1973, the party adopted a new constitution, and a 26-member central committee was elected with Moni Singh as president and Mohammad Farhad as general secretary. On August 15, 1975 President Sheikh Mujib was 