▁first ▁organized ▁army ▁in ▁Jordan ▁was ▁established ▁on ▁ 2 2 ▁October ▁ 1 9 2 0 , ▁and ▁was ▁named ▁the ▁" Mobile ▁Force ", ▁at ▁the ▁time ▁it ▁was ▁ 1 5 0 ▁man ▁strong ▁under ▁the ▁command ▁of ▁the ▁British ▁Captain ▁Frederick ▁Pe ake . ▁On ▁its ▁third ▁anni versary , ▁in ▁October ▁ 1 9 2 3 , ▁the ▁now - 1 , 0 0 0 - man ▁force ▁was ▁renamed ▁the ▁Arab ▁Leg ion . ▁ ▁In ▁ 1 9 3 9 , ▁John ▁Bag ot ▁Gl ub b , ▁better ▁known ▁as ▁Gl ub b ▁P asha , ▁became ▁the ▁Leg ion ' s ▁commander , ▁and ▁continued ▁in ▁office ▁until ▁the ▁dismiss al ▁of ▁British ▁officers ▁in ▁March ▁ 1 9 5 6 . ▁On ▁ 1 ▁April ▁ 1 9 2 6 , ▁the ▁Trans j ord an ▁Front ier ▁Force ▁was ▁formed , ▁consisting ▁of ▁only ▁ 1 5 0 ▁men ▁and ▁most ▁of ▁them ▁were ▁station ed ▁along ▁Trans j ord an ' s ▁roads . ▁ ▁The ▁Arab ization ▁of ▁the ▁Jordan ian ▁Army ▁command ▁( A rab ic : ▁ ت ع ر ي ب ▁ ق ي ا د ة ▁ال ج ي ش ▁ال ع ر ب ي ‎ , ▁Ta ' re eb ▁Q iy ad at ▁Al - J ay sh ▁Al - A rab i ) ▁saw ▁the ▁dismiss al ▁of ▁senior ▁British ▁officers ▁command ing ▁the ▁Arab ▁Leg ion ▁by ▁King ▁Hus sein ▁and ▁the