The document summarizes the process of developing constitutions in Pakistan after its independence in 1947. It describes the formation of committees to draft constitutions, their reports, criticisms of the reports, and revised proposals. Key events included the Objectives Resolution of 1949, two reports by the Basic Principles Committee in 1950 and 1952, the Muhammad Ali Bogra formula of 1953, dissolution of the Constituent Assembly in 1954, formation of a second Constituent Assembly in 1955, and the One Unit scheme that united western provinces, helping constitution drafting be completed and approved in 1956, establishing Pakistan as an Islamic Republic.