What figure of speech is contained in the lights stood up to onslaught?

The figure of speech used in "the lights stood up to onslaught" is personification.

Here's why:

* Personification: Giving human qualities or characteristics to inanimate objects or abstract ideas. In this case, the lights, which are inanimate objects, are described as "standing up," an action typically associated with humans.

This phrase suggests that the lights are bravely resisting some kind of attack or challenge, even though they are incapable of such actions in reality.