Most of the world seems to get by without such a draconian limit, though, goldfish. I just find it a little strange that a country that prizes personal freedom to such an extent has some of the most restrictive alcohol laws in the world, outside of Islamic states.
My understanding is that it actually has something to do with federal funding; memory is hazy and I expect some stateside posters can fill me in, but wasn't there some funding which was restricted to states which set an age 21 limit?
Edit - found it:
Actually, lots of interesting details here: http://www2.potsdam.edu/hansondj/LegalDrinkingAge.html
My understanding is that it actually has something to do with federal funding; memory is hazy and I expect some stateside posters can fill me in, but wasn't there some funding which was restricted to states which set an age 21 limit?
Edit - found it:
The National Minimum Drinking Age Act of 1984 required all states to raise their minimum purchase and public possession of alcohol age to 21. States that did not comply faced a reduction in highway funds under the Federal Highway Aid Act.
Actually, lots of interesting details here: http://www2.potsdam.edu/hansondj/LegalDrinkingAge.html