1243. Death of Gilbert, Bishop of Caithness.
1247. Death of Jofreyr, Bishop of Orkney.
1249. Death of Alexander II., King of Scots, at Kerrera, Argyllshire.
1256. Death of Gilbride II., Earl of Orkney.
1263. Expedition of King Hakon Hakonson, of Norway, to Scotland; he is defeated at Largs, and dies at Kirkwall.
1266. Cession of the Hebrides and Man to Scotland by treaty between Magnus IV., King of Norway, and Alexander III., King of Scotland.
1273. Death of Magnus, son of Gilbride, Earl of Orkney.
1276. Magnus, son of Magnus, made Earl of Orkney by King Magnus Hakonson, at Tunsberg.
1281. Marriage of King Eirik Magnusson to Margaret, daughter of King Alexander II. of Scotland.
1283. Death of Margaret, Queen of Norway.
1284. Margaret, infant daughter of Eirik, King of Norway, recognised as heiress to the Scottish throne. Death of Magnus Magnusson, Earl of Orkney.
1286. Death of King Alexander III. of Scotland.
1289. Betrothal of the Princess Margaret, the Maiden of Norway, to Prince Edward of England.
1290. Death of Margaret, the Maiden of Norway, off the coast of Orkney, on her way to Scotland.
1293. Marriage of King Eirik Magnusson of Norway to Isabella, daughter of Robert Bruce, Earl of Carrick.
1300. Appearance at Bergen of the false Margaret, a German woman who gave herself out as the “Maiden of Norway,” daughter of King Eirik and Queen Margaret, stating that she had been “sold” by Ingibiorg Erlingsdatter, and spirited away by parties who had an interest in her disappearance.
1301. The false Margaret is burnt as an impostor at Nordness in Bergen, and her husband beheaded.
1312. Treaty of Perth (1266) renewed at Inverness.
1333. Battle of Halidon Hill. Death of Malise, Earl of Stratherne.
1334. Forfeiture of the earldom of Stratherne, and marriage of Isabella, daughter of Malise, Earl of Stratherne, Caithness and Orkney, to William, Earl of Ross. Malise goes to Norway.
1353. Erngisl Suneson, son-in-law of Malise, Earl of Stratherne, made Earl of Orkney.
1375. King Hakon grants the earldom of Orkney for one year to Alexander de Ard, who resigns all his lands in Caithness to King Robert II.
1379. Henry St. Clair made Earl of Orkney and Shetland by King Hakon Magnusson, at Marstrand.