Iran war cost Republicans midterm elections — Vance

US Vice President JD Vance

United States Vice President JD Vance has blamed the Iran war for the Republican Party’s poor performance in the 2026 midterm elections, saying many supporters of President Donald Trump switched allegiance to Democrats over dissatisfaction with the conflict.

Vance said this in a post on his X handle on Wednesday, arguing that the party’s defeat was not primarily caused by poor voter turnout but by the defection of voters who supported the Trump-Vance ticket in 2024.

He said data analysis conducted by his team before the elections had shown that Republican supporters were turning out in significant numbers, despite opinion polls predicting a major Democratic victory.

“One of the things the data analysts on our side obsessed over was ‘composition’—whether the electorate looked close enough to 2024 for Republicans to win,” he said.

Vance explained that although turnout was encouraging in several states, a member of his data team had warned him that many Republican voters were angry and might not vote for the party.

“Well, that looks prophetic now. Our voters did show up. In Florida, for example, the electorate was nine points more Republican than Democrat, just a couple points worse than 2024,” he said.

“But the main problem is not turnout. The main problem is that many people who voted for Trump/Vance in 2024 voted for Democrats in 2026.”

The Vice President acknowledged that the party might have failed to communicate its economic policies effectively, particularly on the cost of living and inflation.

However, he said the major reasons voters abandoned the Republicans were concerns about the war, economic hardship, America’s foreign policy priorities and its relationship with Israel.

According to Vance, a pollster who accurately predicted the election outcome identified four major demands among former Republican supporters who switched to the Democrats.

The demands were to end the war, prioritise the cost of living and inflation, put America first and change the country’s relationship with Israel.

“The reason we lost is the war. The president himself said so last night,” Vance stated.

He also defended television personality Rachel Campos-Duffy, saying her earlier call for a diplomatic resolution to the conflict had proved politically sound.

Vance warned against attempts by Republican establishment figures to attribute the party’s electoral setback to other issues, particularly immigration policy.

He said he was open to reviewing immigration enforcement strategies, including targeting businesses that employ undocumented workers, but rejected calls for amnesty.

“Anyone pushing amnesty is lying to you,” he said.

The Vice President challenged those who believed the war was worth the political cost to defend that position openly, noting that the defeat could cost Republicans control of the Senate for the next six years.

“If you’d like to argue it was worth it, that losing the Senate for the next six years was worth it, then do so. Argue it was a worthwhile cost to pay,” he said.

“Agree or disagree, that’s at least honest.”

Despite the setback, Vance expressed optimism about the country’s future, urging disappointed Republican supporters to channel their anger into rebuilding the party and electing candidates who share their political views.

“Let’s take that anger and get back to the work of saving our country,” he added.