The firearms owned by 100,000 horses can only fight about 200 steps, and what really shocked him was the sandbag used by the first echelon of the Emperor Dragon Guard, this thing is amazing!

In the past, when fighting wars and repairing fortifications, stones were used, and it was laborious to move and search!

Stones are different from sandbags, they are excavated into the ground, the excavated soil is put into cloth bags, and then stacked to form a bunker.

This thing, local materials, convenient and fast.

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"Back to Ancient Times to Marrying the Empress" Chapter 264 Repairing the fortifications is in the middle of the hand, please wait a while,

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