“No person… shall be deprived of life, liberty or property without due process of law”
“No person shall be deprived of his life or personal liberty except according to procedure established by law”
The second phrase above is the wording of Article 21 of the Constitution of India. The first phrase is from the fifth and 14th amendments to US constitution.
Although a layperson could be forgiven for thinking that the two phrases mean the same thing, the difference between the two has been a vexed question in India from the time before independence.
This debut book by Rohan J Alva traces the history