William FitzWilliam (Lord Deputy) William FitzWilliam (Lord Deputy) Sir William FitzWilliam (1526–1599) was an English Lord Justice of Ireland and afterwards Lord Deputy of Ireland. In 1587, as Governor of Fotheringhay Castle, he supervised the execution of the death sentence on Mary, Queen of Scots. He was the Member of Parliament for Peterborough and represented County Carlow in the Irish House of Commons. He lived at Gainspark, Essex, and Milton Hall. FitzWilliam was born at Milton Hall, Northamptonshire, the eldest son of Sir William (d. 1576) and grandson of William Fitzwilliam, Sheriff of London, who had been treasurer and chamberlain to Cardinal Wolsey and
L-plan castle was modified as a high Middle Ages L-plan towerhouse; Balingarry Castle is located in the town of Balingarry. Gleninagh Castle is a 16th-century towerhouse in a state of partial preservation. The L-plan design is also present in Rathmore Castle in County Meath. As an eastern European example, one may look to Ilmov County, Romania to Herasti Castle, which includes elements of Italian Renaissance design. In Cagliari, Sardinia are two surviving structures known as the Pisan Towers. Each of these towers, as well as a third structure destroyed by English and Spanish naval power, is an L-plan design. The structures date