We know Beijing is an old city, but just how old depends on what we mean by “old” and our definition of “city.”
The Battle of Yamen and the End of the Song Dynasty
As ships sank and the sea off the coast of Guangdong filled with corpses, the Mongol ships approached the vessel carrying Zhao Shi and his court. According to legend, rather than hand the boy over to the enemy, Lu Xiufu, a prime minister in Zhao Shi’s court, grabbed the young ruler and jumped into the sea drowning them both.