Algeria
What the source says
Referenced, awaiting primary-source reviewThe flag was adopted on 3 July 1962. Two equal vertical bars, green and white, charged in the center with a red star and crescent. Green represents Islam; white represents purity [and] peace; the star and crescent are symbols of Islam. The green and white flag marked with a star and a red crescent was adopted by the National Liberation Front (FLN), which led the fight against France.
Referenced, not verified: a secondary work states this, and the document that constitutes the flag has not been read for this entry. What the marks mean.
Colors and meaning
Red(r1) #D21034
Symbolism and history(r1)
A red crescent and five-pointed star, both read as symbols of Islam, sit across the green and white halves. The design was adopted by the FLN, which led the fight against France, before being formally adopted at independence in 1962.
Most similar flags
The 6 closest of the 194 other national flags, ranked by a similarity index computed from the flag images themselves. The number is that index, 0–100 — not a claim that the two flags are “X% identical”.
- Nigeria80
the same vertical band layout; the same colours in similar amounts.
- Italy77
the same vertical band layout; the same colours in similar amounts.
- Ireland74
the same vertical band layout; the same colours in similar amounts.
- Pakistan73
the same vertical band layout; the same colours in similar amounts.
- Madagascar72
the same vertical band layout; the same colours in similar amounts.
- Mexico69
the same vertical band layout; the same colours in similar amounts.
Computed at build time: each flag is rasterised to 64x48, and the score is 0.55 × colour overlap + 0.45 × structure. A different weighting would rank these differently. How the index works.
References — not verification
(r1) Referenced to Flag of Algeria (Wikipedia (English)) on 2026-07-17. States the adoption year, which colors the flag has, what the colors mean and the symbolism and history on this page. The passage it states them in is quoted at the top of this entry.
Further reading: Flag of Algeria on Wikipedia