Punjab was a province of British India, not a princely state.

The British colonial rulers created princely states as a way to maintain control over India while allowing some degree of local autonomy.

Hyderabad was the largest princely state in India, covering an area of over 214,000 square kilometers.

Hyderabad was also the most populous princely state in India, with a population of over 16 million people in 1941.

Jodhpur was the first princely state to sign an Instrument of Accession with the Indian Union on August 12, 1947.

Junagadh was the last princely state to sign an Instrument of Accession with the Indian Union on November 9, 1947.

Junagadh was the only princely state to accede to Pakistan, but its accession was not recognized by the Indian government.

Kashmir was the site of a major military conflict between India and Pakistan in 1947-1948.

Travancore was the first princely state to be merged with an Indian state, when it was merged with the state of Kerala in 1956.

Sikkim was the last princely state to be merged with an Indian state, when it was merged with the state of India in 1975.

Sikkim was the only princely state to retain its monarchy after independence, until it was merged with India in 1975.

Mahatma Gandhi was born in Porbandar, a princely state in Gujarat.

Jawaharlal Nehru was born in Allahabad, a princely state in Uttar Pradesh.

Muhammad Ali Jinnah was born in Karachi, a princely state in Sindh.

Rabindranath Tagore was born in Calcutta, a princely state in West Bengal.