Isabella will come back with the artifact when you meet with the arishok if you have a high enough friend ship with her. there is no way that that you can annoy her stealing it at first so i would suggest being good to her. if you need any more help with things like this I would visit the dragon age wiki, its really helpful and quite funny
sometime at the beginning of act 1, you'll get a letter, and you can check at your house, Gamlen's house.
He doesn't betray him, Vegeta betrays Nappa by killin him when Goku beat the living out of Nappa in Dragon Ball Z, then agin Vegeta kills Nappa in Dragon Ball GT
Isabella d'Este died of old age.
Isabella of Burgundy died on January 19, 1526 at the age of 24.
Isabella of Portugal died on May 1, 1539 at the age of 35.
Isabella Glyn died on May 18, 1889 at the age of 65.
Isabella Ford died on July 14, 1924 at the age of 69.
Isabella of Burgundy died on January 19, 1526 at the age of 24.
Isabella of Portugal died on May 1, 1539 at the age of 35.
Isabella d'Este died on February 13, 1539 at the age of 64.
Isabella Glyn died on May 18, 1889 at the age of 65.
Isabella Ford died on July 14, 1924 at the age of 69.