The flag of Algeria represents peace with white, Islam with green, and those who died fighting for independence with red, while the star and crescent symbolize Islam. Algeria is located in northern Africa and is the second largest country on the continent, with a population of over 38 million people living across its area of 919,600 square miles. The capital and largest city of Algeria is Algiers, located on the Mediterranean coast with around 3.5 million residents.