the cadet branch Glücksburg, whose descendants have reigned in Denmark ever since. The House of Glücksburg continues the use of the arms of the old Oldenburg dynasty, and the symbol is still officially referred to by its old association. Two woodwoses () act as supporters; this element can be traced back to the early reign of the Oldenburg dynasty. Similar supporters were used in the former arms of Prussia. The shield features the insignias of the Order of the Dannebrog and the Order of the Elephant around it. The shield and supporters are framed by a royal ermine robe, surmounted by a royal crown. A blazon in heraldic terms is: A shield quartered by a cross argent fimbriated gules, first and fourth quarter Or, three lions passant in pale azure crowned and armed Or langued gules, nine hearts gules (for Denmark); second quarter Or, two lions passant in pale azure armed Or langued gules (for Schleswig); third quarter azure, party per fess, in base per pale; in chief three crowns Or (for the Kalmar Union), in dexter base a ram passant argent armed and unguled Or (for the Faroe Islands), in sinister base a polar bear rampant argent (for Greenland). Overall an escutcheon Or two bars gules (for Oldenburg) the whole surrounded by the Collars of the Order of the Dannebrog and the Order of the Elephant. Supporters two woodwoses armed with clubs Proper standing on a pedestal. All surrounded by a mantle gules doubled ermine crowned with a royal crown and tied up with tasseled strings Or. The royal coat of arms has since around 1960 been reserved exclusively for use by the Monarch, the royal family, the Royal Guards and the royal court according to royal decree. A select number of purveyors to the Danish royal family are also allowed to use the royal insignia. Historical versions In late medieval heraldry, coats of arms that used to be associated with noble families became attached to the territories that had been ruled by these families, and coats of arms used by individual rulers were composed of the coats of arms of the territories they ruled. In the case of Denmark, the coat of arms of the House of Estridsen with the extinction of the dynasty became the "coat of arms of Denmark". Olaf II of Denmark (and IV of Norway) succeeded his maternal grandfather Valdemar IV in 1376. He