Harper's Magazine reported on the CNP speech as more or less recapping her 19 months of service in the Trump Administration. The article first states,

In a way, Haley had deployed a version of Henry Kissinger and Richard Nixon's "madman theory," holding up Trump as an unstable actor who might do anything. It seemed that she herself also genuinely had no idea what Trump would do. [emphasis added]

This suggests that President Trump was used as a prop to her UN agenda. But, who were the puppeteers? The article explains from her own words:

While learning on the job at the UN, Haley said, she sought out Henry Kissinger as her personal foreign policy mentor, meeting with him every two months to absorb his lessons. During a tense diplomatic standoff with North Korea, she appeared to have embraced a version of Kissinger and Nixon's notorious "madman theory." [emphasis added]