特朗普发起了“美洲之战”以打击犯罪和移民,任命克里斯蒂·诺姆为特使,并提名马克韦恩·穆林接替她。 Trump launched the "Shield of the Americas" to combat crime and migration, appointing Kristi Noem as special envoy and nominating Markwayne Mullin to replace her.

2026年3月, 总统唐纳德·特朗普(Donald Trump)宣布成立「美洲盾牌」(Shield of the Americas), 这是一项新的区域安全倡议, In March 2026, President Donald Trump announced the creation of the "Shield of the Americas," a new regional security initiative focused on strengthening cooperation across the Western Hemisphere to combat transnational crime, drug trafficking, and border security challenges. 作为这一转变的一部分,即将离任的国土安全秘书Kristi Noem被任命为该倡议的特使,俄克拉荷马州参议员Markwayne Mullin被提名接替她,等待参议院确认。 As part of the shift, outgoing Homeland Security Secretary Kristi Noem was appointed Special Envoy for the initiative, with Oklahoma Senator Markwayne Mullin nominated to succeed her, pending Senate confirmation. 该方案将在佛罗里达州多拉尔举行的首脑会议上揭幕,预计来自11个拉丁美洲国家的领导人将出席。 The program will be unveiled at a summit in Doral, Florida, where leaders from 11 Latin American nations are expected to attend.