Union Jack Union Jack The Union Jack, or Union Flag, is the national flag of the United Kingdom. The flag also has an official or semi-official status in some other Commonwealth realms: for example, it is a ceremonial flag in Canada by parliamentary resolution, and known there as the Royal Union Flag. Further, it is used as an official flag in some of the smaller British overseas territories. The Union Flag also appears in the canton (upper left-hand quarter) of the flags of several nations and territories that are former British possessions or dominions, as well as the state flag of Hawaii.
Union Jack as rags (ADM 1/8369/56), not to be used for decoration or sold. The exception was flags that had flown in action: these could be framed and kept on board, or transferred to a "suitable place", such as a museum (ADM 1/8567/245). In 2013 the Australian Flag Society announced a worldwide quest and a reward for information leading to the discovery of the Union Jack which was reportedly hoisted beneath the Eureka flag at the Battle of the Eureka Stockade. As the de facto national flag of the United Kingdom, the Union Jack serves as a patriotic or nationalist symbol, and