Marriage of a convert: must he marry someone of the same race?

Marrying a second wife when one is not able to take care of two wives

Her wali repeatedly refused suitors; can she arrange her own marriage?

Ascendants and descendants of the couple acting as witnesses to their marriage

What if her brother is her wali and he entrusts the matter of her marriage to her maternal uncle?

Her father engaged her to him, then her father died and her paternal uncles want to change the agreement

A Christian woman is asking whether her marriage to a Muslim is valid

She stipulated that her husband would not smoke and he did not adhere to the condition

He wants to marry a Christian woman

Does he have to marry his female relative whom he touched in a haraam manner?