Question

Who is considered as the first critical manifesto of Urdu poetry

Answer 1

Yaadgar−E−Ghalib 

hope it helps you

Answer 2

The correct answer is the thing that matters is correct answer is the most is extremely troublesome answer is who composed the main proclamation of Urdu is the verse is correct answer most troublesome subject hai.

The principal Manifesto of Urdu verse was composed by an Indian performer, researcher and artist of Persian tolerable Amir Khushrow.

The full name of Amir is "Ab'ul Hasan Yamīn al-Dīn Khusrow" who has a place with the time stamp 1253-1325 CE.

Truth be told he is the primary writer of Urdu culture.