Congo River and "Congo" is the preferred English name in 19th-century literature, although references to "Zahir" or "Zaire" as the name used by the inhabitants remained common. The Democratic Republic of the Congo and the Republic of the Congo are named after it, as was the previous Republic of the Congo which had gained independence in 1960 from the Belgian Congo. The Republic of Zaire during 1971–1997 was also named after the river, after its name in French and Portuguese. The Congo's drainage basin covers , an area larger than India. The Congo's discharge at its mouth ranges from , with an
2/27th Battalion (Australia) up supplies and evacuate the wounded as the Australians advanced towards the Kumusi River, after the Japanese were pushed back from Kokoda. Also in October, the battalion provided a company to Jawforce, carrying out patrols between Jawarere and Nigabaifa, while a platoon was dispatched to Eilogo to form Eilogo Force. Both of these elements returned to the main body of the 2/27th in mid-November, although Chaforce remained detached at that time. In late November, the 2/27th was recommitted to the fighting as the Japanese withdrew towards their beachheads in the north. Even though it remained at only half strength, the