Despite the strongly militaristic character of the Khmer Republic, and quantities of military and financial aid from the United States, its military the Khmer National Armed Forces (Forces armées nationales khmères, or FANK) was poorly trained and unable to defeat either the CPNLAF or the Vietnamese forces of the PAVN and NLF.
Meskipun karakter Republik Khmer sangat militeristik, dan jumlah bantuan militer dan keuangan dari Amerika Serikat, tentaranya kurang terlatih dan tak mampu mengalahkan baik CPNLAF atau pasukan Vietnam (PAVN dan NLF).