1. Level up your hiding place to level 10
2. Level up your wall to lvl 20
3. Call militia everytime they attack
4. Make troops. Until you have 100 of each, send your troops away before the attack lands and then make them come back.
5. Finally, when you have 100 swords and 100 spears, keep them in your village and call militia when they attack you.
6. Keep doing this until they give up.