The question asks to identify the individual who has served as the Chief Minister (CM) of an Indian state for the longest duration.
Let's examine the service periods of the prominent leaders mentioned:
Comparing the tenures, Pawan Kumar Chamling holds the record for the longest continuous service as a Chief Minister of an Indian state.
In May 2019, Naveen Patnaik was sworn in as the Chief Minister of Odisha for the _____ time.
Who among the following is/was the longest serving governor of an Indian state?
As of April 2019 who is longest serving chief minister of an Indian state?
As of January 2020, who among the following is the Lt. Governor of Jammu and Kashmir?
Who has become the 12th Chief minister of Uttarakhand?