土崩瓦解 — “To completely fall apart”

The idiom "Tǔ Bēng Wǎ Jiě" originates from "Huainanzi: Taizu Xun." It describes something collapsing like earth and shattering like tiles, signifying complete disintegration or defeat.

The story tells of King Zhou of Shang, the last ruler of the Shang Dynasty, who was a tyrannical and unjust monarch. He indulged in wine and women, living a life of excessive pleasure and neglecting state affairs. He listened to slander, promoted corrupt officials, persecuted loyal subjects, and cruelly killed the innocent. He imposed heavy taxes, spent vast sums, forcing common people to build palaces and gardens for him. He was inhumane, inventing various cruel tortures and finding joy in witnessing people's suffering. Under his dark rule, the people were filled with grievances and suffered immensely.

Although the territory of the Shang Dynasty was vast, extending from the East Sea to the uninhabited desert, and from Jiaozhi south of the Five Ridges to the distant Youzhou, with armies stationed from Rongguan to Pushui, there were tens of thousands of soldiers. However, when it came to fighting, because they were unwilling to die for King Zhou, they would "turn their arrows backwards" or throw down their weapons. With such low morale in the Shang army, King Zhou's regime was naturally on the verge of collapse.

Therefore, when King Wu of Zhou arrived, holding a golden halberd in his left hand and a white banner adorned with yak tails in his right, sitting in his chariot, he advanced irresistibly. Wherever he went, resistance crumbled. The defeat of King Zhou's army and the downfall of the Shang Dynasty were as swift and irreversible as tiles shattering and earth collapsing.