Civil marriage is a legal [[contract]]. In the state constitutions of almost all states, this contract must be between one man and one woman. It gives each member certain rights and obligations. Most commonly, these include [[power of attorney]], [[inheritance]] rights, and rights in relation to any children they may have. | Civil marriage is a legal [[contract]]. In the state constitutions of almost all states, this contract must be between one man and one woman. It gives each member certain rights and obligations. Most commonly, these include [[power of attorney]], [[inheritance]] rights, and rights in relation to any children they may have. |