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
Constitution of Zaire president as President of Zaire itself with total power over government and judiciary (Articles 28 and 30). Mobutism was declared the state ideology (Article 46) and all Zaireans were automatically made members of the MPR (Article 8). Mobutu himself was exempted from the restrictions on power mentioned in the document and given the power to unilaterally modify the document at will. The state of Zaire's legal system as established by the constitution led Marcel Lihau, a jurist and former president of the Supreme Court of Justice who had fled the country, to remark that "Mobutu is the constitution in Zaire".