King Harald's Courtship--The Battle of Hafrsfjord--Norway United under one King--Emigration of the Discontented--Settlement in Iceland--The Cruise of Gange-Rolf--Northmen settle in Normandy--King Harald's Sons--Death of King Harald 31 CHAPTER VI BIRTH OF HAAKON THE GOOD--ERIK BLOOD-AXE (930-935) Sigurd Ladejarl--Erik and Queen Gunhild--Haakon, Athelstan's Foster-son, proclaimed King--Erik Blood-Axe exiled and killed in a Battle in England 36 CHAPTER VII HAAKON THE GOOD (935-961) The Laws Improved--Other Reforms--First Attempts to Introduce Christianity--Norway attacked by the Gunhild-sons--Battle of Fitje--Death of Haakon 39 CHAPTER VIII HARALD GRAYFELL AND HIS BROTHERS (961-970) Return of the Gunhild-sons--Earl Sigurd of Lade killed--The Murder of Trygve Olafson and Gudrod Biornson--Earl Haakon--Harald Grayfell killed in Denmark 42 CHAPTER IX EARL HAAKON (970-995) Attacks by the Danish King, Harald Bluetooth--The Joms-vikings--Sigvalde Jarl makes War on Haakon--The Battle in Hjorungavaag--Revolt against Earl Haakon--Olaf Trygvason arrives in Norway--Earl Haakon killed by his Slave 45 CHAPTER X THE YOUTH OF OLAF TRYGVASON The Birth of Olaf--Flight to Sweden and Russia--Olaf sold as a Slave--Freed by his Uncle--Viking Cruises to Vendland, England and other Countries--Return to Norway 51 CHAPTER XI OLAF TRYGVASON (995-1000) Christianity Introduced in Viken--Erling Skialgson of Sole--Great Opposition to Christianity--Founding of the Town of Nidaros--Olaf woos Queen Sigrid the Haughty--He marries Thyra from Denmark-- Building of the "Long Serpent"--Einar Thambaskelfer--Expedition to Vendland--Battle of Svolder--Death of Olaf Trygvason 54 CHAPTER XII THE DISCOVERY OF AMERICA Erik the Red finds Greenland--Christianity Introduced--Biarne Heriulfson sees Strange Lands--Leif Erikson, the Discoverer of America--The new Country is called Vinland--Subsequent Journeys to Vinland--Thorfin Karlsefne 65 CHAPTER XIII THE EARLS ERIK AND SVEIN, SONS OF HAAKON (1000-1015) Norway Divided between the Victors at Svolder--Erling Skialgson of Sole--Earl Erik leaves for England 70 CHAPTER XIV THE YOUTH OF OLAF HARALDSON Olaf's Childhood--Olaf on his Viking Expeditions--Battles in England 73 CHAPTER XV OLAF THE SAINT (1015-1028)