Earl of Airth Privileges heard evidence in support of the opposing claims in 1870 and 1871, but came to no decision, and the three Earldoms remained dormant. On 29 April 2011, Queen Elizabeth II conferred the title of Earl of Strathearn on Prince William of Wales. As a result, on marriage his wife Catherine became Countess of Strathearn. He generally uses this title in Scotland. Earl of Airth Earl of Airth was a title in the Peerage of Scotland, created on 21 January 1633 by Charles I, for William Graham, 7th Earl of Menteith. It became extinct on the death of his grandson
Earl of Northumberland English Army which defeated a larger Scottish force at the Battle of Neville's Cross. His son, Henry de Percy, 3rd Baron Percy married Mary of Lancaster, an aunt of John of Gaunt's wife Blanche of Lancaster. <section end=Percy Family /> <section begin=1377/> In 1377 the next Henry Percy, was created Earl of Northumberland, which title he was given after the coronation of Richard II. Nor was this all, for he was that Northumberland whose doings in the next reign fill so large a part of Shakespeare's "Henry IV", and he was the father of the most famous Percy of all,