Aaron become the last Negro League player to make the jump to the Major Leagues when he was signed by the Boston Braves in 1952. By the time that Aaron reached the majors, the Boston Braves had become the Milwaukee Braves. Aaron played brilliantly in the minor leagues and even became MVP of the South-Atlantic League despite being the constant target of prejudice. In 1954, the Boston Braves called him up to the Major Leagues when left-fielder Bobby Thompson broke his ankle.