Is a second marriage contract valid if the husband did not disclose that he was still married to his first wife?

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Check below answers in case you are looking for other related questions:
What are the defects that must be disclosed to a potential marriage partner?
Is it essential to inform the suitor about the presence of a spot of vitiligo on the woman’s body?

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Related Answers:
Her father refused to marry her to someone so the judge did the marriage for her
Is artificial insemination regarded as taking back a wife who is revocably divorced?
What is permissible for a husband after doing the marriage contract with his wife and before announcing the consummation of the marriage?
What are the defects that must be disclosed to a potential marriage partner?
Is it essential to inform the suitor about the presence of a spot of vitiligo on the woman’s body?

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