Great Britain.

voting 18
driving 17
smoking 16
drinking You can consume alcohol from 5 years old with parent/adult, 16 in a licensed pub/resturant with food and drink and 18 to purchase soley on your own.
movies 12, 15, 18
marriage 16
military 16
Age of sexual consent 16

I dont think i really disagree with anything to be honest. Except maybe voting, it seems crazy that your deemed old to fight for your country but not be able to vote on the people who send you to fight that war.