Not at all. It is not compulsory to get married. Many people do not
yes
No.
In Christianity, the general belief is that marriage should be between one man and one woman. Polygamy, or having multiple wives, is not supported in mainstream Christian teachings.
Tim Muehlhoff has written: 'Marriage forecasting' -- subject(s): Communication, Marriage, Christianity 'Authentic communication' -- subject(s): Communication, Christianity and culture, Christianity
Then she keeps her maiden name. It is tradition and not compulsory to change it in most jurisdictions.
One language is compulsory
Premarital sex is a sin according to Christianity, but God realizes that people do not always do what we are instructed to do and He is forgiving. It would not be against Christianity to be with someone who has a baby out of marriage, but it would be against Christianity to continue to have sex outside of marriage now. Jesus told the adulterous woman to go and sin no more, and that is what would be expected in your situation.
Sex before marriage, abortion
Answer There are no compulsory religions. Every one has the right to select a religion, suitable to their knowledge.
One answer NO
Bob Moorehead has written: 'Before you throw in the towel' -- subject(s): Christianity, Marriage, Religious aspects, Religious aspects of Marriage 'Courageous Christianity' -- subject(s): Accessible book, Discipling (Christianity), Christian life, Restoration movement (Christianity) 'The growth factor'