Bring back Prohibition.
Older than 21. Raise it even higher!
Leave it at 21 (in the USA).
Other (please explain).
They do have 0 tolerance for alcohol when on a lerners permit and for the first 2 years afterwards.
Québec - New Driver Requirements
A fanatic is one who can't change his mind and won't change the subject.
A lie gets halfway around the world before the truth has a chance to get its pants on.
And if they do, what are the negative consequences? Data actually show that teenage drunk driving has decreased since the drinking age was raised, so that, at least, IS successful.
Yes, read what I said above about prohibition. Complete prohibition doesn't work, but that doesn't mean regulation doesn't.People have to accept a law to some degree for it to work. The government can't just impose force on the people and have the people all flip them off in return and be considered effective in their job.
2001-2008: Dissent is the highest form of patriotism.
2009-2016: Dissent is the highest form of racism.
2017-? (Probably): Dissent is the highest form of misogyny.
However...the OP isn't just about individuals in the military. The vast majority of those between 18 and 21 aren't in the military. But they are active young people who drive cars, motorcycles, work, go to college, etc.
The effects of alcohol are unpredictable from individual to individual. But there's a hell of lot of statistics available that clearly shows why younger individuals are more likely to be at risk of self destructive behaviors in a variety of ways.
People want to equate the age of 18 to adulthood as though that some magic line is crossed that suddenly overrides physiology and life wisdom and maturity is suddenly instilled. That's simply not true.
People have to remember that alcohol is a mind altering chemical. It affects mind and body in very unpredictable ways.
I'm sure the following won't make any difference to you...and probably a lot of other posters, but it offers some insight to some of the things I'm talking about: