I know this may start controversy but it's not oppressed if they don't know they're oppressed. But if being abused then let them free yes, but on the terms of being oppressed then no.
True
In Sociology and other social sciences, informed consent
of participants in a research study is crucial. To be ethical, it is important
for participants to be made fully aware of the nature of the study, its
purpose, methodology and risks. Informed consent provides
participants with comprehensive and clear details on the study from which they make an informed and voluntary decision to participate in the study.
Passive is the answer to you're question