Gurkha Reserve Unit
The Gurkha Security Unit (GSU; Malay: Pasukan Sekuriti Gurkha, Jawi: ڤاسوكن سيکوريتي ڬورخا), formerly known as Gurkha Reserve Unit (GRU; Malay: Pasukan Simpanan Gurkha, PSG; also referred to as the Royal Brunei Gurkha Reserve Unit), is a Bruneian special elite guard force and royal guard consisting of Gurkhas from Nepal. == Background == The GRU are an elite force of soldiers from Nepal who are commissioned by the sultan of Brunei to protect the royal family, the citizens, and major oil installations.