Cadillac is out to conquer the world. Four years short of its centennial, General Motors' wreath-and-crest division says it is looking to become "the world's premier luxury car manufacturer."That's a tall order. To achieve so lofty a goal, Cadillac faces head-to-head competition with Mercedes-Benz, BMW, Lexus, Infiniti and a host of others, all with solid credentials. It is not enough to offer quality; Cadillac was already competitive on that level. Being worldwide No. 1 also requires being visible around the world, a challenge Cadillac is meeting with the establishment of more than 700 dealerships outside the United States.Click here to read more