Throughout the United States, the legal age for marriage shows some difference.

美国各地的法定结婚年龄有所不同。

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The best age for marriage is a vexed question.

结婚的最佳年龄是个争论不休的问题。

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Even though the Indian legal age for marriage is 18 for girls and 21 for boys, the law is often ignored.

尽管印度法律规定女孩结婚年龄为18岁，男孩为21岁，但该项法律规定经常被人忽视。

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At the heart of the controversy were changes to marriage laws, including articles that set the legal minimum age for marriage at 18, recognize only civil marriages, allow joint property ownership, expand parental rights, and extend inheritance rights to girls.

VOA: standard.2009.08.27

The average age for marriage for women is now 23, and 27 for men.

BBC: NEWS | In Depth | Developing world births 'falling'

In Saudi Arabia, there is no law that stipulates a minimum age for marriage.

CNN: 70-year-old man marries 15-year-old in Saudi Arabia

Some groups, such as the HRC, advocate for setting a minimum age for marriage, though they've not said what age.

CNN: 70-year-old man marries 15-year-old in Saudi Arabia