In addition, usage of tactical nuclear weapons comes up again and again from Russian sources, driven by the situation in the Ukraine war.

Plus the current US President has purged most of of the military leaders who might resist any unwise or unlawful orders regarding nuclear weaponry. (Or just in-general, for that matter.) Potential orders he mused-about during his first term.

https://www.axios.com/2026/04/03/military-officials-ousted-r...

https://www.militarytimes.com/news/pentagon-congress/2024/10...

Yeah, the US regime has basically been speed running the impotent dictator's playbook. Start from a place of weakness and incompetence, and cause a bunch of senseless destruction to distract from it. Using tactical nuclear weapons would be right in line with that, especially after having started this quagmire in Iran with no way to win.