Dalam beberapa konteks, istilah freedom disandingkan dengan deprivation. Penggunaan deprivation of atau deprived of bergantung susunan atau konteks kalimat. Ada juga deprived from, tapi lebih berterima deprived of.
Contoh:
Article 19 of the Covenant specifically deals with children who come into conflict ... Children deprived of their freedom 'shall be treated in a way consistent with ...
https://books.google.co.nz/books?id=kyV0EpoB0vMC&pg=PA50&lpg...

Detained Children
Children Deprived of Their Freedom
How is someone deprived of their freedom?
Deprivation of freedom occurs in forms of detention, imprisonment, or placing a person in a public or private establishment ...
http://www.humanium.org/en/detained-children/

News & Updates
Millions of Girls and Women Are Still Deprived of their Freedom
http://www.humantrafficking.org/updates/584

The IBCR supports the compilation of a comprehensive study about children deprived from freedom
http://www.ibcr.org/en/news/ibcr-brief-news/item/l-ibcr-favo...

My take:
Children must not be denied from their freedom.
Atau
Children must have not been denied from their freedom.

Kemerdekaan di sini bisa liberty atau freedom, tergantung konteks naskahnya.

violation of freedom
perampasan atau juga secara hukum suatu pelanggaran dalam istilah untuk human right dan freedom biasa dipadankan dengan violation of human right(PBB),dll.