What does the ancient written pledge to fulfill a military order mean?

Originally written in traditional operas and old novels, after accepting military orders, it means that if you can't complete the task, you will be punished according to military law. Military orders are a traditional culture in China. As the name implies, the origin of "written pledge to fulfill a military order" is closely related to the marching operations of the army, and its purpose is to strengthen the commander's sense of responsibility and ensure the victory of the battle.

Now it refers to the letter of guarantee written after accepting a major task, and the scope is not limited to the military.

It is important to make a written commitment to carry out military orders. Anyone with a little common sense knows that it is extremely risky to make a military order, because there are no jokes in the army, and it is written in black and white. According to the Romance of the Three Kingdoms, Ma Su, the general of Shu, issued a military order to guard the street pavilion. After the fall of the street pavilion, Zhuge Liang, the prime minister of Shu, had to engage in military law. This is ...