Q. Which Sikh confederacy implemented the Rakhi system in Punjab during the 18th century to provide protection and collect revenue?
Answer:
Dal Khalsa
Notes: Dal Khalsa introduced the Rakhi system in 1753. It provided protection and collected one-fifth of grain yields as tax, functioning as a Sikh protectorate and parallel authority in Punjab, covering four out of five doabs, and replaced Mughal influence with Sikh rule.