The words “The Congress further declares * * * as expressed in the National Defense Act of 1916 as amended” and “It is the intent of Congress that” are omitted as surplusage. The words “United States” are substituted for the words “our” and “this Nation”. The words “more * * * than are in” are substituted for the words “in excess of those”. The words “Federal duty” are substituted for the words “military service of the United States”. The words “as long as so needed” are substituted for the words “so long as such necessity exists”.