Although lightweight, this tank was built to defend itself against other medium tanks.

The castle was built to defend a bridge over the river.

Walls, gates, and towers can also be built to defend the city.

He had a number of field fortifications built to defend the area.

It was built on a hill to defend itself against enemies.

A fort was built in the 1700s to defend the port against pirates.

The forts were built to defend the land against sea invasion from the south.

It was built in 1882 to defend the city against a possible Russian attack.

In the 13th century, stone towers were built to defend the gates leading to the bailey.

It was built after the Haitian independence to defend the area.