Why is it forbidden for a man and a woman who are not mahrams to have a relationship?

If the child of zinaa is present, will he be a chaperone for the two whocommitted zinaa?

She wants to go out with her fiance to make sure about him so that there will not be a disaster

Evidence Prohibiting of Mixing of Men and Women

What is the ruling on having thoughts of intercourse even before marriage

Should she cut off her ties with her adopted brother who has left Islam (is an apostate)?

Women watching men on TV with no desire

Muslim man who has relationships with non-Muslim women

Christian woman living with a Muslim outside of marriage

She had a relationship with a man and wants to marry him, but her parents refuse and her mother is crying