In most European cases, it has resulted in a two - tier marriage system with gays being restricted in things like ability to sponsor foreign - born spouses or adopt children. (religion.blogs.cnn.com)
And the west European marriage system itself took varying forms. (energyskeptic.com)
But because of pressure from the outside the community was forced to give up the complex marriage system, and when this was surrendered the religious basis of the movement seemed to collapse. (religion-online.org)