 In 1993, UNA-UNSO sent volunteers to the Abkhaz–Georgian conflict against Abkhaz separatists.The UNA-UNSO Argo unit joined the Georgian side against Russian-backed Abkhaz forces, and some volunteers joined the Sukhumi Battalion of the Marine Infantry Forces of Georgia.A CPT Ustym squad prevented an amphibious assault of Russian forces near Sukhumi, sinking a Russian military motorboat.