defend (someone's) rights

Translations
защищать (чьи-то) права
The lawyer worked hard to defend her client's rights in court.
Адвокат усердно работала, чтобы защитить права своего клиента в суде.
Definitions
To advocate for or protect the legal, moral, or social entitlements of an individual or group, ensuring that they are treated fairly and justly.