बलबन ने वित्त विभाग ( दीवान - ए - विजारत ) से अलग कर एक पृथक संस्था के रूप में सैन्य विभाग ( दीवान - ए - आरिज / अर्ज ) की स्थापना की , जिसका उद्देश्य था - - Balban separated from the Finance Department (Diwan-i-Vizarat) and established the Military Department (Diwan-i-Ariz/Arz) as a separate institution, whose objective was - - balban Ne Vitt Vibhag ( deewan - Ai - vijarat ) Se Alag Kar Ek Prithak Sanstha Ke Roop Me sainya Vibhag ( deewan - Ai - Aarij / Arj ) Ki Sthapanaa Ki , Jiska Uddeshya Tha - India History in hindi, ManGole Aakramannon Ko Rokna question answers in hindi pdf 1 Aur 2 Dono questions in hindi, Know About Aantarik Vidrohon Ka Daman Karna India History online test India History notes in hindi quiz book N Hee 1 Aur N Hee 2