Sentence:  Recognizing that the Rule of Law is `` a dynamic concept which should be <WSD>employed</WSD> not only to safeguard the civil and political rights of the individual in a free society '' , the Congress asserted that it also included the responsibility `` to establish social , economic , educational and cultural conditions under which his legitimate aspirations and dignity may be realized '' . 
Meaning of the word marked with <WSD> tags:  put into service; make work or employ for a particular purpose or for its inherent or natural purpose