As a rule, all relationships are sooner or later tested when the stakeholders' imperfections come to the fore. And when these partners are the 200 countries of the world, one would expect nothing short of dramatic treachery and betrayals.
The arena of matrimony is particularly susceptible. One story has a naive girl whose man, during the wedding night, proceeded to shed previously undeclared prosthetic legs, dentures and other fake body parts, leaving a net husband of the most grotesque appearance!