The Battle Hostile_encounter of Red Cliffs , otherwise known as the Battle of Chibi , was a decisive battle Hostile_encounter fought Hostile_encounter at the end of the Han dynasty , about twelve years prior to the beginning Process_start of the Three Kingdoms period in Chinese history .

The allied victory at Red Cliffs ensured Preventing_or_letting the survival Preserving of Liu Bei and Sun Quan , gave Giving them control of the Yangtze , and provided Supply a line of defence that was the basis for the later creation Creating of the two southern states of Shu Han and Eastern Wu .