SG - 2 1 . ▁ ▁The ▁core ▁of ▁the ▁M AT SG ▁personnel ▁is ▁derived ▁from ▁ 1 7 5 ▁officer ▁instruct ors ▁and ▁ 5 5 0 ▁student ▁naval ▁av i ators / nav al ▁flight ▁officers . ▁ ▁Mission ▁Prov ide ▁administration ▁and ▁training ▁support ▁to ▁all ▁Mar ines ▁ab o ard ▁NAS ▁P ens ac ola , ▁NAS ▁Wh iting ▁Field ▁and ▁C ID ▁Cor ry ▁Station . ▁ ▁They ▁also ▁provide ▁cer emon ial ▁support ▁for ▁base ▁and ▁local ▁events ▁in ▁the ▁form ▁of ▁color ▁gu ards ▁and ▁special ▁detail ▁advis ors . ▁ ▁While ▁the ▁M AT SG ' s ▁ ▁mission ▁is ▁administrative ▁in ▁nature , ▁the ▁command ▁mon itors ▁the ▁flow ▁of ▁students ▁through ▁the ▁Naval ▁Air ▁Training ▁Command , ▁provides ▁Marine ▁Corps ▁discipline ▁and ▁Marine ▁Corps ▁peculiar ▁training . ▁ ▁History ▁ ▁Early ▁years ▁ ▁The ▁ 2 nd ▁A viation ▁Group ▁was ▁formed ▁at ▁Naval ▁Air ▁Station ▁San ▁Diego ▁in ▁August ▁ 1 9 2 2 . ▁ ▁They ▁were ▁red es ign ated ▁A ircraft ▁Squad rons , ▁West ▁Coast ▁Ex ped ition ary ▁Force ▁in ▁July ▁ 1 9 2 6 . ▁ ▁January ▁ 8 , ▁ 1 9 3 4 ▁saw ▁another ▁name ▁change , ▁this ▁time ▁to ▁A ircraft ▁Two , ▁Fle et ▁Marine ▁Force . ▁ ▁On ▁May ▁ 1 , ▁ 1 9 3 9 ▁they ▁were ▁red es ign ated ▁again ▁to ▁the ▁ 2 nd ▁Marine ▁A ircraft ▁Group . ▁ ▁The ▁group ▁was