One major change from the Atlantic Charter was the addition of a provision for religious freedom, which Stalin approved after Roosevelt insisted.[10][11] The Declaration by United Nations was the basis of the modern United Nations.[4] The term "United Nations" became synonymous during the war with the Allies and was considered to be the formal name that they were fighting under.[12] The text of the declaration affirmed the signatories' perspective "that complete victory over their enemies is essential to defend life, liberty, independence and religious freedom, and to preserve human rights and justice in their own lands as well as in other lands, and that they are now engaged in a common struggle against savage and brutal forces seeking to subjugate the world".