Sentence:  Freedom , in the sense of self-determination , <WSD>is</WSD> a worthy objective ; but if granting self-determination to the Algerian rebels entails sweeping that area into the Sino-Soviet orbit , then Algerian freedom must be postponed . 
Meaning of the word marked with <WSD> tags:  have the quality of being; (copula, used with an adjective or a predicate noun)