Визначення та Значення "take up the gauntlet"

What is the origin of the idiom "take up the gauntlet" and when to use it?

The idiom "take up the gauntlet" has its origin in medieval times, where a knight would throw down his metal gauntlet as a challenge to a duel. Over time, the phrase has evolved to refer to any situation where a challenge is issued, and someone boldly accepts it.