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
27th Fighter Squadron These planes returned to Loring after the crisis. The squadron continued its air defense 1 July 1971 when it transferred its mission, personnel and equipment to the 83d Fighter-Interceptor Squadron The squadron moved the same day on paper to MacDill Air Force Base, Florida and was redesignated the 27th Tactical Fighter Squadron as part of the reorganized 1st Tactical Fighter Wing, later the 1st Fighter Wing. While at MacDill, the 27th trained aircrews in the F-4E Phantom II. In June 1975, the 27th Tactical Fighter Squadron was moved to Langley Air Force Base, Virginia, becoming the first operational squadron to