▁univers ities ▁( dar ül f ün un , ▁ 1 8 4 8 ), ▁academ ies ▁( 1 8 4 8 ) ▁and ▁teacher ▁schools ▁( dar ül mu all imin , ▁ 1 8 4 8 ). ▁ ▁The ▁Ott oman ▁Ministry ▁of ▁Post ▁was ▁established ▁in ▁Ist an bul ▁on ▁ 2 3 ▁October ▁ 1 8 4 0 . ▁The ▁first ▁post ▁office ▁was ▁the ▁Post ah ane - i ▁Am ire ▁near ▁the ▁cour ty ard ▁of ▁the ▁Y eni ▁Mos que . ▁ ▁Samuel ▁Mor se ▁received ▁his ▁first ▁ever ▁pat ent ▁for ▁the ▁te legraph ▁in ▁ 1 8 4 7 , ▁at ▁the ▁old ▁Bey ler bey i ▁Palace ▁( the ▁present ▁Bey ler bey i ▁Palace ▁was ▁built ▁in ▁ 1 8 6 1 – 1 8 6 5 ▁on ▁the ▁same ▁location ) ▁in ▁Ist an bul , ▁which ▁was ▁issued ▁by ▁Sultan ▁Abd ül m ec id ▁who ▁personally ▁tested ▁the ▁new ▁in vention . ▁Following ▁this ▁successful ▁test , ▁installation ▁works ▁of ▁the ▁first ▁te legraph ▁line ▁( I stan bul - Ad rian ople – Ş umn u ) ▁began ▁on ▁ 9 ▁August ▁ 1 8 4 7 . ▁ ▁Identity ▁Card ▁and ▁Ott oman ▁Census , ▁ 1 8 4 4 ▁▁ ▁While ▁the ▁Ott oman ▁Empire ▁had ▁population ▁records ▁prior ▁to ▁the ▁ 1 8 3 0 s , ▁it ▁was ▁only ▁in ▁ 1 8 3 1 ▁that ▁the ▁Office ▁of ▁Population ▁Register s ▁fund ▁(