A national flag is a flag that represents and symbolizes a given sovereign state. It is flown by the government of that nation, but can also be flown by its citizens. A national flag is typically designed with specific meanings for its colours and symbols, which may also be used separately from the flag as a symbol of the nation.

All 193 member states and 2 observer states of the United Nations, in addition to several de facto states, represent themselves with national flags. National flags generally contain symbolism of their respective state and serve as an emblem which distinguishes themselves from other states in international politics.

A national flag is a flag that represents and symbolizes a country. Flags come in many shapes and designs, which often represent something about the country or people that the flag represents.

This article contains a list of the flags and/or modifications made on the flags of current sovereign nations.

Compilation of all the well documented national flag proposals of several countries, dependent territories, autonomies, and states with limited recognition. An asterisk in headings denotes an incomplete list, which has more proposals not in Wikimedia Commons yet.

The national flag of the United States, often referred to as the American flag or the U.S. flag, consists of thirteen horizontal stripes, alternating red and white, with a blue rectangle in the canton bearing fifty small, white, five-pointed stars arranged in nine offset horizontal rows, where rows of six stars alternate with rows of five stars.

This timeline shows the historical changes of national flags. 1431?

A 2.00 m × 1.70 m oil painting showing historical US flags. This is a list of flags in the United States describing the evolution of the flag of the United States of America, as well as other flags used within the United States, such as the flags of governmental agencies. There are also separate flags for embassies and ships.

The national flag of Australia is based on the British Blue Ensign —a blue field with the Union Jack in the upper hoist quarter—augmented with a large white seven-pointed star (the Commonwealth Star) and a representation of the Southern Cross constellation, made up of five white stars (one small five-pointed star and four, larger, seven-pointed stars). Australia also has a number of other ...

National flags are patriotic symbols with widely varied interpretations that often include strong military associations because of their original and ongoing use for that purpose. Flags are also used in messaging, advertising, or for decorative purposes. Some military units are called "flags" after their use of flags.