The Portuguese Constitution of 1838 establishes the fundamental principles of the Portuguese State, including the sovereignty of the people and the separation of powers. The Constitution is the supreme law of the land, and all other laws and regulations must conform to its provisions. The Constitution guarantees the rights and freedoms of citizens, including the right to life, liberty, and security of person. The Constitution also establishes the framework for the organization and functioning of the government.
This article sets out the basic principles of the Portuguese government and ensures that the government protects the rights of its citizens. It makes the Constitution the most important law in the country.