A sharp disagreement over whether Putin, Xi, and Iran's leaders would rather deal with Trump or with Biden and Harris — a split that matters for how US rivals read American resolve.

• One side argues Russia, China, and Iran all quietly prefer Trump and are doing better under him.
• The counterargument splits it by country: Putin prefers Trump because Trump has been softer on him.
• Iran's leaders are said to want no part of Trump, who has shown he will hit them hard.
• On China the case is economic — Beijing is faring better under Trump than under Biden.
• Allied leaders like Mark Carney and Keir Starmer get pulled in as evidence of who is really negotiating from strength.

Outlook: Expect the "who do America's rivals fear" fight to stay a central line of attack, with Iran policy the clearest test.