The national flag of Algeria (Arabic: علم الجزائر, Berber: Acenyal n Dzayer) consists of two equal vertical bars, green and white, with a red, five-pointed star within a red crescent centered over the two-color boundary
|Adopted||3 July 1962|
Green represents Islam as it is believed to be a favorite color of Prophet Muhammad and his daughter, Fatima. Green is also mentioned several times in the Quran, in relation to paradise.
Red symbolizes liberty and the bloodshed and sacrifice of martyrs who died in the struggle for independence of Algeria.
White symbolizes peace and purity.
the crescent and star are also Islamic symbols and hence symbolizes the majority religion of Algeria
The national flag of Algeria is based on the flag used by Emir Abdel Kadir when French invaded the regency of Algiers, an autonomous vassal of the Ottoman Empire. Abdel Kadir's grandson Khaled and the Algerian nationalist leader Ahmed Messali Hadj used the green-and-white flag in the 1920s as a rallying point for those opposed to French rule.
History of Algerian flag
As per official flag description, the features of the flag are set down as:
The green must be a composition of equal yellow and blue having, according to the diagram of contrasts of Rood, a wavelength of 5.411 and the position 600 on the normal spectre. The red must be pure, of primary non-decomposable colour, and exempt of blue and yellow having, according to the above-indicated diagram, a wavelength of 6.562 and the position 285 on the normal spectre