They who have read the history of Mary Queen of Scots, will remember that it was the great end and aim of her life to unite the crowns of England and Scotland in her own family. Queen Elizabeth was then Queen of England. She lived and died unmarried. Queen Mary and a young man named Lord Darnley were the next heirs. It was uncertain which of the two had the strongest claim. To prevent a dispute, by uniting these claims, Mary made Darnley her husband. They had a son, who, after the death of his father and mother, was acknowledged to be the heir to the British throne, whenever Elizabeth's life should end. In the mean time he remained King of Scotland. His name was James. He married a princess of Denmark; and his child, who afterward was King Charles the First of England, was born before he left his native realm...