Gunpowder Gunpowder:

Achievements Reward Detail tab
Explosive ConsequencesExplosive Consequences 40 Complete “Gunpowder” in less than 40 hours
HavocHavoc 100 Exotic Wood x 150 Complete “Gunpowder” in less than 10 hours
Just a SparkJust a Spark 50 Complete “Gunpowder” while losing less than 500 recruits
Spooked HorsesSpooked Horses 70 Complete “Gunpowder” without using any cavalry

Achievements x 260 + Exotic Wood x 150