The name "Denmark" has a long history going back to the 900s found on carvings during the age of the Vikings.
The Flag of Denmark, Dannebrog, also just called the red Flag has first been mentioned in 1478. Its cross design has been adopted by several other mainly Nordic countries. The Dannebrog state flag is the oldest in the world flown by an independant nation.
There are a number of legends attached to the flags history going back hundreds of years with connection to other European countries. Denmark as it is known today, used to be a very important and powerful country in the 13th and 17th century.
Royal Standard the current version of the royal standard was introduced on 16th November 1972
The huge Jelling Stone is sometimes referred to as Denmark's birth certificate. Harald Bluetooth (d. 987) had a runic inscription carved into this side of the stone in memory of the fact that he 'made the Danes Christians'