TheQingcourtfirststationedtroopsinTibetintheYongzhengperiod(1723-1735).ThepurposewastoguaranteethesafetyoftheResidentMinisterofTibet.AccordingtoYueZhongqi'smemorialtothecourtinthefifthyearoftheYongzhengreignperiod(1727):“IfnogarrisontroopsweresenttoTibet,wehadtomaintainarmedforcesinSichuanandShaanxiprovincesinconstantreadinessforanemergencyAtthesametimewehavetosendofficialstoTibettoprotecttheDalaiLama.ThecourtisnowdiscussingsendingamilitaryofficertofollowtheimperialenvoytoTibet，
