1. Revelation 6:4 (ESV)
  2. Exposition

What task was given to the rider of this red horse?

Revelation 6:4 (ESV)

4 And out came another horse, bright red. Its rider was permitted to take peace from the earth, so that people should slay one another, and he was given a great sword.

He could take peace from the earth, so that people should slay one another. This ability was further symbolized with the rider being given a great sword.