Nick turns 21 and goes out and buys his first six-pack of beer. The next week the drinking age is raised to 22 and Nick is arrested for buying the six-pack. Nick is the victim of: Nick turns 21 and goes out and buys his first six-pack of beer. The next week the drinking age is raised to 22 and Nick is arrested for buying the six-pack. Nick is the victim of: proximate cause the void for vagueness principle corpus delicti an ex post facto law