Explanation

The Urdu Defence Association was an organization developed by Mohsin-ul-Mulk

The Urdu Defence Association was started in April 1900

Urdu Defence Association was founded In August 1900 In Luckhnow  City.

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The Urdu Defence Association started the advocacy for Urdu as the lingua franca of the Muslim community of India. 

The association is regarded as an offshoot of the Aligarh Movement.