The ROC Constitution was adopted on December 25, 1946, by the National Assembly convened in Nanking. It was promulgated by the National Government on January 1, 1947, and put into effect on December 25 of the same year. In addition to the preamble, the Constitution comprises 175 articles in 14 chapters. In essence the Constitution embodies the ideal of "sovereignty of the people," guarantees human rights and freedoms, provides for a central government with five branches and a local self-government system, ensures a balanced division of powers between the central and local governments, and stipulates fundamental national policies.