Question

write few lines on kos minar in karnal
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Answer 1

Explanation:

the kos minar are medieval Indian milestones along the Grand Trunk Road in northern Indian subcontinent, that were made by the 16th-century Pashtun ruler Sher Shah Suri. Kos Minars were erected to serve as markers of distance along royal routes from Agra to Ajmer, Agra to Lahore, and from Agra to Mandu in the south.