Clash in Macedon

"Grust would harry the League no more. Marth led his forces on to Medon. However, Medon's Dragoons were ready to waylay them at the border; countless reinforcements hovered within the fortresses, waiting to strike... Would Marth be able to lead the League safely through the gauntlet?"

Information
Clash in Medon is chapter 21 of the game Fire Emblem: Shadow Dragon.