Nǎpòlún zài Huátièlú dàbài, cóngcǐ jiéshù le tā de dìguó mèng.
Napoleon suffered a crushing defeat at Waterloo, ending his imperial dream.
Tips
usage
大败 is ambiguous in direction: it can mean either 'to inflict a crushing defeat (on someone)' or 'to suffer a crushing defeat'. Context and sentence structure clarify which meaning applies.