《资治通鉴·魏纪·魏纪三》
但后来吴国又违背盟约，关羽败亡，秭归受挫，曹丕称帝。
然后吴更违盟，关羽毁败，秭归蹉跌，曹丕称帝。
However, later Wu broke the alliance, Guan Yu was defeated, Zigui was set back, and Cao Pi declared himself emperor.
<s>[INST] Explain the meaning of this Classical Chinese passage in English: 然后吴更违盟，关羽毁败，秭归蹉跌，曹丕称帝。 [/INST] However, later Wu broke the alliance, Guan Yu was defeated, Zigui was set back, and Cao Pi declared himself emperor.</s>
Explain the meaning of this Classical Chinese passage in English: 然后吴更违盟，关羽毁败，秭归蹉跌，曹丕称帝。
user
However, later Wu broke the alliance, Guan Yu was defeated, Zigui was set back, and Cao Pi declared himself emperor.
assistant