Due to colonial intrusion, the Nation lost her sovereign power in 1885. The National people launched anti-colonialist struggles and National liberation struggles, with unity in strength, sacrificing lives and hence the Nation became an independent sovereign State again on 4th January 1948.

In order to gain independence speedily, the Constitution was hastily drafted, and it was adopted by the Constitutent Assembly on 24th September 1947. After attaining independence, Parliamentary Democracy System was practised in the State in accord with the Constitution of the Union of Myanmar. However, as democratic system could not be effectively materialized, the new Constitution of the Socialist Republic of the Union of Myanmar was drafted based on the single party system, and after holding a National Referendum, a socialist democratic State was set up in 1974. The Constitution came to an end because of the general situation occurred in 1988.

Later, due to public aspirations, the State Peace and Development Council made efforts to adopt multi-party democratic system and market economy in accord with the National situation. As an enduring Constitution, that guarantees long-term benefits, has become essential for the future nation, the State Peace and Development Council convened the National Convention in 1993.

Persons who are well experienced in various aspects of politics, security, administration, economics, social and law as well as National races representatives of all townships in the Nation took part in the National Convention.

The National Convention, it was unwaveringly reconvened in 2004 in accord with the seven-step Roadmap adopted in 2003. As the National Convention was able to adopt the Basic Principles and Detailed Basic Principles for formulating a Constitution, it successfully concluded on 3rd September 2007.

The Constitution of the Republic of the Union of Myanmar (2008) through a nation-wide referendum on the Tenth day of Kasone Waning, 1370 M.E. (The Twenty-Ninth day of May, 2008 A.D.)

2008 Constitution, so called the current Constitution binds force in the first day meeting of Pyidaungsu Hluttaw (Parliament) (31-1-2011). Fifteen Chapters and 457 Articles are included in 2008 Constitution.