According to Slate, there is no official reason why age 18 is considered adulthood, but it is believed to be tied to voting rights. Before the 26th Amendment in 1971, people had to be 21 to vote. As a result, most states... More »

www.reference.com Government & Politics Law Legal Ages

Slate explains that the reason the legal age for Americans is 18 deals with the idea of voting. Stemming from the Vietnam War era, people did not agree that it was okay to send 18-year-olds to war without giving them the... More »

According to Michigan's Age of Majority Act of 1971, 18 years of age is when a person is considered an adult and no longer under the supervision or control of his parents. The Michigan Status of Minors and Child Support ... More »

In most states, 18 is the "age of majority," and reaching it entitles individuals to do nearly anything that an adult is allowed to do, including voting, serving in the military, getting married and entering into legal c... More »

The most popular legal benefit that comes at age 21 is the ability to drink and buy alcoholic beverages in the United States. Twenty-one is also the legal age to gamble in most casinos, own a handgun, and obtain a concea... More »

Oklahoma state law forbids body piercing, including belly button piercings, for people under 18 years of age unless they have permission from a parent or legal guardian. Individual piercing studios may follow even more s... More »

There is no legal babysitting age in the state of Texas. The state, however, does require children under the age of 18 to provide an age certificate to work. More »