1. Give one one's freedom - To free or release one from something, such as a situation or agreement.
Time has come when we should give girls their freedom to take their own decisions.
2. Born free - Born in an independent country.
Those who were born after 1947 in India, were very lucky.They were born free.
3. As free as a bird - Completely free
You are as free as a bird. You may go anywhere you wish to.
4. Clip one's wings- Restrain or reduce someone's freedom
The kids need to be able to explore the world around them—don't clip their wings.