Twenty sheep to equip and clothe each soldier boys and girls can help : Join a sheep club
The pattern
This still is filed under Civilian war-duty equate.
Define
A civilian act (saving, making, staying quiet) is framed as the same duty as the front.
Mechanism
Moral equate. The small act inherits the gravity of the large one. The ask is ordinary. The meaning is not.
Verdict
We need mass compliance on an unglamorous behavior and can honestly tie it to a shared stake.
Why it works
Uses a surprising, specific statistic ('Twenty sheep') to quantify the immense need for wool. It connects the peaceful, rural act of raising sheep directly to equipping soldiers on the battlefield.
Steal this when
When you want to emphasize the importance of a small contribution by showing its specific role in a massive logistical requirement.