This has historically been very true. The nuclear deterrent has significantly decreased the probability of civilian or armed forces dying as a result of conflict globally.
Israel is not using theirs on Gaza either.
Imagine what Trump would do. He is already trying (and mostly failing) to strong-arm all his allies today.
Yet, it never happened. Actions matter.
Obviously having a military is a necessity and there is some truth to what he is saying, but it's also superficial and short-sighted. It's a strategy that works great right up the moment your back is turned or you're not paying attention for a minute. There's always going to be nutjobs out there doing nutjob things, but at times the US has almost gone out of their way to create enemies.
That includes offensive and defensive options, and being able to show you can stand up to others when it comes to other nations that have other views and moral beliefs.
You want to deter wild animals, not scare or corner them. Rattlesnakes want to deter you from stepping on them, not scare you into doing so.
Domestic abuser logic seems ill-advised as foreign policy. Everyone already knows the US MIC can kill them personally with impunity if wished.
"I can get the drug prices down… 1000% 600% 500% 1500%. Numbers that are not even thought to be achievable." - Donald J. Trump, POTUS
All nations are only beholden to their own citizens and only cooperate with other nations out of self interest.
The only periods of relative peace that the world has ever seen have been during the reign of a supreme hegemonic power.
"Russia attacked a weaker country because it is stronger. This is why we need one country to be stronger than any other country."
Mutually Assured Destruction works because of the Mutually part.
That doesn’t change by letting palantir build the surveillance state.
Putin wasn’t scared of the consequences because he knew it would be politically suicidal the west to risk escalation to a large mainland European war that’s been mostly considered a relic.