The simultaneous publication of two US opinion polls on 19 June laid bare a contradictory public response to President Donald Trump’s Iran policy. A survey by the Associated Press–NORC Center for Public Affairs Research, conducted between 11 and 17 June, found that 65 per cent of American adults disapprove of the president’s handling of the conflict, a figure unchanged from May. Hours earlier, Trump himself circulated a Quantus Insights poll of 1,000 likely voters, taken on 16–17 June, in which 56 per cent expressed support for the tentative agreement announced the previous week — 43 per cent “strongly” and 13 per cent “somewhat”. The two data sets frame a political debate in which the White House can claim a mandate for the deal even as most voters remain sceptical of the administration’s broader stewardship.

Viewed from Washington, the White House moved quickly to weaponise the Quantus numbers. Trump posted the results on Truth Social with the caption “A very popular deal, except with the Fake News and their partner, the Dumocrats!”, deploying a derogatory portmanteau for Democrats. The AP-NORC findings, however, underscore the partisan chasm that defines the conflict’s domestic reception. Only 28 per cent of Republican respondents said they disapproved of Trump’s Iran approach, while Democrats and independents registered overwhelming opposition. European diplomatic observers note that even within the Republican base, unease is audible: some voters, such as a 79-year-old Republican-leaning independent quoted in US media, dismissed the Strait of Hormuz provisions as “fluff” that failed to secure meaningful nuclear concessions.

The tentative accord, announced as the AP-NORC survey was in the field and signed shortly after it concluded, ends the US naval blockade of the Strait of Hormuz, permits Iran to resume unrestricted oil exports, reopens the waterway without tolls for two months, restarts nuclear negotiations, and commits Tehran to diluting its stockpile of highly enriched uranium. According to the AP-NORC data, 53 per cent of Americans now believe military action against Iran has “gone too far”, a six-point decline from March but still a majority, signalling a public appetite for de-escalation. Yet economic anxiety tempers that sentiment: only about one-third of adults approve of Trump’s economic management, and some Republican voters complain that the cost of living has spiralled during the three-month war.

Analysts in London and Brussels note that the polls capture a pivot point. After weeks of threatening military escalation, Trump shifted to diplomacy, a move that Tehran appears to have welcomed as immediate economic relief without upfront nuclear rollback — a sequencing that critics in Washington argue grants Iran leverage. The agreement initiates a 60-day negotiation window, and the formal signing occurred on 17 June, just as the AP-NORC fieldwork ended. The dossier now moves into a phase of talks whose outcome will test whether the public’s conditional support for the deal can survive the partisan and economic headwinds that the polls have documented.