The problem that Trump faces is that any future Democrat President will try to negate his foreign policy achievements, just as Biden did with the
Afghanistan withdrawal. The Iranians know this and are playing for time.
All media is propaganda of some sort, designed to elicit action on the part of the target audience. Headlines are particularly insidious in that they are not held to any journalistic or ethical standards.
In both World Wars, GB declared was on Germany because it was a growing economic rival, not because it wanted regime change. France wanted revenge for being humiliated during the Franco-Prussian War.
White guardianship of Black Americans started with The Great Society programs of the 1960s, which actually undermined the purpose of the Civil Rights movement by creating a dependent Black underclass.