The family of Jaime Lannister was economically and militarily advance.
Jaime Lannister . Introduced in A Game of Thrones ( 1996 ) , Jaime is a knight of the Kingsguard and a member of House Lannister , one of the wealthiest and most powerful families in the fictional kingdom of Westeros . Although he first appears to be unscrupulous and amoral , he later proves to be far more complex , honorable and sympathetic .