Map of the Kingdom's Warfare.

Summary

Yuwen Chengdu struggles to execute Li Shi Min's order to occupy Hanoi County due to supply shortages, leading to Li Shi Min's fury as Wang Ren Ze seizes control of the county first. Li Shi Min, angered by Yuwen's retreat, reissues orders for regrouping. As both sides prepare for battle, Li Shi Min splits his forces, while Wang Shi Chong and Yuwen Chengdu unite against him. Zhang Xuan, observing from Fetus Mountain County, plans to negotiate with Wang Shi Chong's envoy, Su Liang, who urgently requests help for Lo Yang, now surrounded by the Tang army. Zhang Xuan, facing his own military limitations, proposes to Su Liang a deal for grain and craftsmen from Lo Yang to bolster his forces. After negotiations, Su Liang agrees to Zhang Xuan's terms, and Zhang Xuan sends orders to his troops to commence operations.

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