File photo of Hershey's chocolate bars. Oreo manufacturer Mondelez is reportedly in talks of acquiring candy company Hershey. File photo of Hershey's chocolate bars. Oreo manufacturer Mondelez is ...

Oreo-maker Mondelez International has been trying to break into the U.S. chocolate market for years. The main owner of Hershey, the king of American chocolate, has once again dashed its dreams.