freedom (n.) Look up freedom at Dictionary.com
Old English freodom "freedom, state of free will; charter, emancipation, deliverance;" see free (adj.) + -dom. Freedom-rider recorded 1961, in reference to civil rights activists in U.S. trying to integrate bus lines.
It has been said by some physicians, that life is a forced state. The same may be said of freedom. It requires efforts, it presupposes mental and moral qualities of a high order to be generally diffused in the society where it exists. [John C. Calhoun, speech, U.S. House of Representatives, Jan. 31, 1816]



Freedom Rider Situation Cuts Into Montgomery Juke, Game Revenues [headline, "Billboard," July 24, 1961]
Freedom fighter attested by 1903 (originally with reference to Cuba).