Flag Stories & Guides
Sourced articles on the history of flags, plus guides to the game rules, telling look-alike flags apart, and how this site checks its data. All in Korean and English.
Guides
- How to Play: Rules for Every Mode
Time limits, scoring and ranking rules for every Flag Master mode, including Live Ranked, Survival, Flag Route and Blank Atlas.
- Telling Look-Alike Flags Apart
How to tell apart twelve groups of confusable flags, from Nordic crosses and Pan-Arab colors to vertical tricolors, one difference at a time.
- Sources and Methodology
What data Flag Master uses, how each kind of fact is checked, and what has not been checked, with the numbers behind each claim.
- Changelog
A dated record of corrections and additions to Flag Master since this page went live.
Flag stories
- We Counted the Pixels in 193 National Flags
We measured the flags of all 193 UN members pixel by pixel: the most common colors, the colors that cover the most area, and the flags with the most colors.
- Who Made the First Taegukgi?
From the 1882 treaty with the United States to the 1949 standard: what the records say about the origin of South Korea's flag, and what is still unresolved.
- Japan's Flag Became Law Only in 1999
Japan's flag looks ancient, yet no statute named it the national flag until 1999. We read the 1870 shipping rule and the 1999 Act to see what changed.
- Nepal's Constitution Tells You How to Draw Its Flag
Nepal's constitution gives 24 construction steps for its flag. Here is what they fix, and whether it really is the only non-rectangular flag.
- Flag Proportions: What the Law Says and What It Doesn't
From Switzerland's square to Belgium's 13:15, we looked for famous flag proportions in the legal texts. Some numbers are there. Others aren't.
- Betsy Ross, Francis Hopkinson and Robert Heft: Three Stars and Stripes Stories
Betsy Ross, Francis Hopkinson and the high-school student Robert Heft: we check three famous stories about the US flag against congressional and archival sources.
- Some Countries That Have Changed Their Flags Since 2000
Georgia, Iraq, Myanmar, Libya, Mauritania, Kyrgyzstan and Syria: dates, procedures and new designs for flags revised since 2000, from laws and reports.
- The Dannebrog Legend and the Nordic Cross
When did the legend of the flag from the sky appear? We trace the oldest images and laws of the Danish flag, and how six Nordic flags came by their crosses.
- Were the Pan-Slavic Colors Really Set in Prague in 1848?
The 1848 Prague Slavic Congress is usually named as the moment white, blue and red became the Slavic colors. The records of the time tell a different story.
- The Union Jack: How It Was Built and Who Has Tried to Drop It
The 1606 and 1801 versions, why Wales is missing, New Zealand's two referendums and Fiji's abandoned plan: the record of the Union Jack and its descendants.
- There Are Two Sets of Pan-African Colors
How did green, gold and red, and red, black and green, come to stand for Africa? We follow the record through Ethiopia, Marcus Garvey and Ghana's flag.
- The Pan-Arab Colors: The 1916 Flag and What Came After
When did red, white, green and black first come together? The record of the 1916 Arab Revolt flag, the argument over its designer, and today's Arab flags.
- The Miranda Tricolor: What the 1806 Record Doesn't Say
Miranda's 1806 flag is called the root of the flags of Colombia, Ecuador and Venezuela. But an account by a man who sailed with him doesn't even name its colors.
- Romania and Chad, Indonesia and Monaco: The Stories of Near-Identical Flags
How two countries on different continents ended up with almost the same flag, and how much truth there is in stories of a dispute.
- Why Is There a Gun on Mozambique's Flag?
The gun on Mozambique's flag is in its constitution. We read what the text says, the attempts to change it in 2005 and 2025, and whether it is really the only one.