Complex sentence: After Siho was forced into exile, the Frontier Police units were disbanded, though some troops were re-purposed into a new Royal Lao Army unit, "Groupement Mobile 21 Aeroporte" (Airborne Mobile Group 21).
Split into simpler sentences: After Siho was forced into exile, the Frontier Police units were disbanded. Other troops were re-purposed into a new Royal Lao Army unit, "Groupement Mobile 21 Aeroporte" (Airborne Mobile Group 21).