The Preamble of the Indian Constitution was made by the Constituent Assembly, which was responsible for drafting the Constitution.

Constituent Assembly:

The Constituent Assembly was formed in 1946 to draft a Constitution for India. It was made up of 299 members, with representatives from all the provinces and princely states. The Assembly held its first meeting on December 9, 1946, and continued its work until the Constitution was adopted on November 26, 1949.

Preamble:

The Preamble is the introductory statement of the Indian Constitution, which sets out the objectives and purposes of the Constitution. It was adopted by the Constituent Assembly on January 22, 1947, and is considered to be a part of the Constitution.

Federal and Unitary Features of the Constitution:

The Indian Constitution is a unique blend of federal and unitary features. Some of the federal features of the Constitution are:

- The division of powers between the Centre and the States
- The existence of a written Constitution
- The supremacy of the Constitution
- The independence of the judiciary
- The bicameral legislature
- The dual system of government

Some of the unitary features of the Constitution are:

- The Centre has the power to override the State in certain circumstances
- The appointment of Governors by the Centre
- The All India Services
- The single citizenship
- The uniformity in certain matters such as currency, foreign affairs, defence, and communication.

Conclusion:

In conclusion, the Constituent Assembly was responsible for drafting the Indian Constitution, including the Preamble. The Constitution has both federal and unitary features, which make it a unique document.

Jawahar Lal Nehru