Mauritania is located in Africa.
The official ISO 3166 code for Mauritania is:
Facts about the flag:
The flag was adopted in the same year that Mauritania became an independent republic, in 1959, although the country still retained special relations with the French empire.
The green color is known to represent Islam, which is the most widely used religion in the country. The crescent and star is also a traditional Muslim symbol, derived from the Ottoman Empire.
The green and yellow colors are also included in the pan-African colors and the flag shows the geographical location of the country in Africa. Green is a classic color to symbolize hope and the yellow can also be seen as the sand of the Saharan desert.
Find out more about Mauritania on Wikipedia. You will allways learn something new!