Mauritania 's first government was invested in May 1957 .
Mauritania 's first government was symbolically chose as its new capital Nouakchott , which by design was situated almost exactly between the Senegal River Valley , populated primarily by black farmers , and the Maure stronghold in Adrar .
Mauritania 's first government was invested in May 1957 and symbolically chose as its new capital Nouakchott , which by design was situated almost exactly between the Senegal River Valley , populated primarily by black farmers , and the Maure stronghold in Adrar .