The removal of thorns refers to suppression of criminal activities within the state at an individual level or collective level.
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The removal of thorns refers to suppression of criminal activities within the state at an individual level or collective level. The book thrusts on those situations or conditions that may be created by man or nature for which the state must be prepared to tackle with an alert mind. Planning and foresight of such sudden occurrences can reduce the impact of damage for individuals and state. It deals with कारुकरक्षणम् <ref>Book I Chapter I Arthashastra of Kautilya T. Ganapati Sastri </ref>that is the protection of artisans, keeping a watch on traders, protection and remedial measures that need to be taken before and during natural calamities. It talks of secret agents who need to detect criminals disguised as holy men and the arrest of those who are found suspicious of possessing stolen articles and secret means of income.