By virtue of the authority vested in me by the Constitution and statutes of the United States including 5 U.S.C. 1101 et seq., 3301, 3571, 7301, 7313, 7501(c), 7512, 7532 and 7533; and as President of the United States, and finding such action necessary in the best interests of national security, it is hereby ordered that Executive Order No. 10450 of April 27, 1953, as amended, is hereby further amended as follows:
Paragraph (5) of Section 8(a) shall read: ‘‘(5) Knowing membership in, or affiliation or sympathetic association with, any foreign or domestic organization, association, movement, group, or combination of persons (hereinafter referred to as organization) which is totalitarian, fascist, communist, subversive, or which has adopted a policy of unlawfully advocating the commission of acts or force or violence to deny others their rights under the Constitution or laws of the United States or of any State, or which seeks to overthrow the government of the United States or any State or subdivision thereof by unlawful means.’’ Section 12 shall read:
, July 2, 1971.