 In the following year Parry obtained the sanction of the Admiralty for an attempt on the North Pole from the northern shores of Spitsbergen at Sjuøyane.On , Parry married Isabella Louisa Stanley, daughter of John Stanley, 1st Baron Stanley of Alderley, before undertaking the expedition.In 1827, he reached 82°45′N, which remained the highest latitude attained for the next 49 years.