Crown Princess Mary of Denmark cut a stylish figure as she attended a remembrance ceremony in Denmark on Thursday. The Tasmanian-born royal looked appropriately sombre in a chic black ensemble paired with grey accessories to mark the 75th anniversary of the occupation of Aabenraa. The Crown Princess stepped out solo for her royal duties, following a week of family celebrations honouring the 75th birthday of Queen Margarethe II. Scroll down for video . Striking: Crown Princess Mary of Denmark cut a stylish figure as she attended a remembrance ceremony in Denmark on Thursday . Sombre: Mary was in the town of Aabenraa to mark the 75th anniversary of the invasion of Denmark by Germany on April 9, 1940 . Mary was met by representatives of the Danish military in Aabenraa, where she placed a wreath at a memorial and attended a service. The 43-year-old wore a conservative black dress and coat with a rounded neckline and oversized buttons, embellished with a brooch. Her brunette hair was pulled into an elegant bun, beneath her striking grey felt hat, which perfectly matched her high heels. Striking: The stylish royal wore an asymmetrical grey felt hat for the occasion . Accessories: Mary's understated outfit was perfectly accented by simple stud earrings, an elegant brooch and simple make up . Elegant: The 43-year-old wore an appropriate chic black dress and coat ensemble accessorised by her grey hat and heels . Understated make up and simple diamond stud earrings completed the look. The memorial event marked the invasion of Denmark and Norway by Nazi troops on April 9, 1940. The Danish King Christian X surrendered after the capital city of Copenhagen fell, following Hitler's conquering of Poland. It was the shortest German military campaign of WWII, with the King surrendering just two hours after Nazi forces invaded. Remembrance: The Crown Princess placed a wreath at a war memorial before attending a service . Queen Margarethe II was born one week later on April 16, and the country are currently in the midst of celebrations marking the milestone. The royal family attended a gala night on Wednesday, which saw Mary and her husband Crown Prince Frederik with their two eldest children, Prince Christian and Princess Isabella. Mary wore an elegant midnight blue gown with glittering jewels. Earlier in the day they had also attended a luncheon, where the Crown Princess wore a chic cream dress beneath a wool coat. Celebrations: It has been a busy week for the Crown Princess, who has taken part in birthday events to mark the 75th birthday of Queen Margarethe II . Dressed to impress: Princess Mary and husband Prince Frederik were accompanied by their two children Prince Christian and Princess Isabella on Wednesday for a gala night on Wednesday .
Crown Princess Mary was in Aabenraa in southern Denmark on Thursday . Event marked the 75th anniversary of the invasion by Germany in 1940 . Tasmanian-born royal wore chic black ensemble with grey accessories . Busy week for royals with birthday celebrations for Queen Margarethe II .