First of all, although all states do have a 21 year old minimum for buying and drinking alcohol, it is not a federal law. This means that each state is free to create its own laws, punishments, and agencies.
Title: Leinster Flag/ Naval Jack. Description: This flag represents one of the four provinces of Ireland, Leinster, whose capital is Dublin. The flag was previously used by the United Irishmen in 1798, Daniel O'Connel's Repeal of the Union campaign in the 1830s and 1840s, and the Irish Republican Brotherhood (IRB).
The flag of Finland, also called siniristilippu, dates from the beginning of the 20th century. On a white background, it features a blue Nordic cross, which represents Christianity. The state flag has a coat of arms in the centre, but is otherwise identical to the civil flag. The swallow-tailed state flag is used by the military. The presidential standard is identical to the swallow-tailed state flag but also has in its upper left corner the Cross of Liberty after the Order of the Cross of Liber