Truman Doctrine (1946); Defense Planning Guidance (1991) & The National Security Strategy (2002): the Mackinder & Spykman Dialects revisited . Revista da EGN, [S. l.], v. 27, n. 2, p. 441–480, 2023. Disponível em: https://portaldeperiodicos.marinha.mil.br/index.php/revistadaegn/article/view/4173. Acesso em: 26 jul. 2025.