(1)护照
确认公民身份，承认持有人有权获得本国的外交及领事机关的保护和帮助权利的证书，实际上是要求外国允许护照持有人自由安全地进入和通过。护照是一主权国家允许其公民到他国旅行并返回本国及要求外国允许该公民自由安全通过的证明。

(2)(=sea letter)

• in fraudem creditorum
• in fraudem legis
• In fraudem legis facit, qui salvis verbis legis, sententiam ejus circumvenit.
• United Nations Declaration on the Elimination of All Forms of Racial Discrimination
• United Nations Development Program/U.N.D.P.
• United Nations Economic and Security Council
• United Nations Educational, Scientific and Cultural Organization/U.N.E.S.C.O.
• United Nations Emergency Force/U.N.E.F.
• United Nations Forces
• United Nations General Assembly
• United Nations High Commissioner for Refugees／U.N.H.C.R.
• United Nations International Children's Emergency Fund/U.N.I.C.E.F.
• United Nations International Court of Justice
• United Nations Mandate of November 29，1947
• United Nations Security Council
• United Nations Trusteeship Council
• United Nations Trust Fund for South Africa
• United Nations/U.N.
• United States
• United States agency
• United States Attorney
• United States Attorney General
• United States Circuit Court
• United States Circuit Court of Appeals
• United States citizen