marriage
Marriage is a kind of social association or legal restriction that makes interpersonal relationship. According to the different concepts and cultures, marriage, usually in a form of intimacy or sexual expression is recognized, this combination is usually in the way of marriage to declare its formal establishment. There are many specific reasons for marriage, such as legal, social, emotional, economic, spiritual and religious needs. Usually, marriage is the basis and basis for the composition of the family, is a sign of family establishment. Marriage of both parents known as "relatives" or "in-laws". Modern marriage is generally recognized as a man and a woman, monogamous form, while many areas have been same-sex marriage. But in some areas of the past cultural history and many ancient tribes also exist in other forms of marriage, today some areas or religious laws also recognize polygamy, polyandry marriage. Most countries and regions in the world use the marriage registration system, in other conditions to meet the number of restrictions on marriage. At present, the world's longest married couple has been married for 80 years. ...