Cal. Civil Code § 1569 : Nature Of A Contract — California Civil Code — Obligations — Consent — Duress Date: 29 Oct 2015 TEXT PDF Current through 2016 Legislative Session Duress consists in: 1.Unlawful confinement of the person of the party, or of the husband or wife of such party, or of an ancestor, descendant, or adopted child of such party, husband, or wife; 2. Unlawful detention of the property of any such person; or, 3. Confinement of such person, lawful in form, but fraudulently obtained, or fraudulently made unjustly harrassing or oppressive. Ca. Civ. Code § 1569