It almost took 2 years 11 months and 18 days to make the Indian constitution.

Explanation:

The Indian Constitution is the world’s longest, but it isn’t the only interesting fact. Here are some fascinating and little-known facts regarding India’s Constitution.

• The Indian Constitution incorporates elements from ten other countries, including the United Kingdom, Ireland, Japan, the United States, South Africa, Germany, Australia, and Canada.
• Indian Constitution is a hand-written document. It is one of the longest hand-written documents in the world. There are a total of 1,17,369 words in the English version of the Constitution of India.
• Original handwritten copies of the Constitution are kept in helium-filled containers in Parliament House’s Library.
• The Indian Constitution’s preamble has only been changed once, on December 18, 1976, during a state of emergency.

Read more about the Indian constitution.