Sentence:  The ultimate <WSD>objective</WSD> of American policy is to help establish a world in which there is the largest possible measure of freedom and justice and peace and material prosperity ; and in particular - since this is our special responsibility - that these conditions be enjoyed by the people of the United States . 
Meaning of the word marked with <WSD> tags:  the goal intended to be attained (and which is believed to be attainable)