In 1902 , an American League team moved from Milwaukee into St. Louis , renamed themselves the St. Louis Browns .
In 1902 , an American League team built a new park on the site of the Cardinals ' old stadium , striking a rivalry that lasted five decades .
In 1902 , an American League team moved from Milwaukee into St. Louis , renamed themselves the St. Louis Browns and built a new park on the site of the Cardinals ' old stadium , striking a rivalry that lasted five decades .