The United States is home to about 7 percent of all Catholics in the world. As of 2010, an estimated 23 percent of U.S. adults and 24 percent of the total U.S. population are Catholic. The U.S. Catholic population has lost more members than it has gained from denominational switching.
Definition of civil union. : the legal status that ensures to same-sex couples specified rights and responsibilities of married couples.
Definition: Civil unions are legal contracts between partners that are recognized by a state or government as conferring all or some of the rights conferred by marriage, but without the implicit historical and religious meaning associated with the word marriage..