; or (ii) is used in the operation of any of the items described in those subparagraphs. (3) Critical defense facility (A) In general The term critical defense facility means a facility that— (i) is critical to the defense of the United States; and (ii) is vulnerable to a disruption of the supply of electric energy provided to that facility by an external provider. (B) Inclusion The term critical defense facility includes a facility designated as a critical defense facility by the Secretary of Energy under section 215A(c) of the Federal Power Act ( 16 U.S.C. 824o–1(c) ). (4) Critical electric infrastructure The term critical electric infrastructure has the meaning given the term in section 215A(a) of the Federal Power Act ( 16 U.S.C. 824o–1(a) ). (5) Defense critical electric infrastructure The term defense critical electric infrastructure has the meaning given the term in section 215A(a) of the Federal Power Act ( 16 U.S.C. 824o–1(a) ). (6) Entity The term entity means a partnership, association, trust, joint venture, corporation, group, subgroup, or other organization. (7) Foreign adversary The term foreign adversary means any foreign government or foreign nongovernment person engaged in a long‑term pattern or serious instances of conduct significantly adverse to— (A) the national security of— (i) the United States; or (ii) allies of the United States