You-Buy a Liberty bond lest I perish" poster
The pattern
This still is filed under Donor guilt appeal.
Define
The donor is asked to feel the cost of not giving, then given a precise act that relieves it.
Mechanism
Obligation then release. Close kin to problem-agitate-solve, aimed at a gift rather than a purchase. Handle with care.
Verdict
The need is real, the ask is specific, and the donor can act today.
Why it works
It borrows the direct, confrontational layout of the famous Uncle Sam recruitment poster but raises the stakes from military service to the survival of the nation's core symbol. The intense eye contact and pointing finger make the appeal impossible to ignore.
Steal this when
You want to issue a highly direct, emotional ultimatum that makes the reader feel personally responsible for a critical outcome.