At todays familys infect changes od the society and culture. Marriage is the connection between a man and a woman. The forming of the marriage we let to the God's will and the will of the fiances. Marriage can be explained as a contract between two person of different sex. Canonical marriage law forms marriage with his laws in catholic church. A man and a wife unite themselves in one body, they accept one another and help one another. Marriage is a life community that comes from God. God created a man at his own image and didn't want that a man lives alone. The purpose of a marriage life and the marriage himself is a good of a man and a wife, giving birth and upbringing of children. As parents, they need to raise their children so, that one day they can be independent and responsible members of the church and society. Parents are the first announcer of faith to their children. Every man has the right to marry. Every man has an untacable right, however, that right can be regulate with laws. The civil and religious power can arrange serving with that right. The law decides if people can marry in some circumstances. Marriage is a contract and a sacrament. Marriage as a contract is an act that make two people of different gender. This contract appears with pronouncing of the vowls. With a marriage vow fiances agree on a marriage community. When they marry, their marriage as a contract, they celebrate in the same time a sacrament. The sacrament is not only an act of marrying, than the whole marriage connection. Marriage connection is unbrocable. She lasts during the whole life, as long as both people are alive. important characteristics of marriage are unity and unbreakability. The unity in marriage is a monogamous bond between a man and a woman. The opposite of the mentioned bond would be poligamy and poliandry. Polygamy stands for a marriage between a man and several women. Polyandry stands for a marriage between a woman and several men. The bond of matrimony is a personal companionship of the matrimonial love. For the achievement of the important purpose of marriage, loyalty among the spouses is needed. The trait of unbreakability shows how strong that bond is. It's so strong that no power is able to break it. Not even a settlement among the spouses.