Noem may have gotten fired from DHS but she's been rehired as Stephen Miller's enforcer as "special envoy" to President Miller's new "Shield of the Americas" to ensure that every country in the southern hemisphere does what President Miller wants them to do.

https://nationalinterest.org/feature/the-shield-of-the-americas-summit-and-donald-trumps-latin-america-strategy

The “Shield of the Americas” Summit and Donald Trump’s Latin America Strategy

The US cannot sustain its influence in the Western Hemisphere through only multilateral bodies that the Trump administration chooses to engage with.

The National Interest