Tickets at the event in Chicago cost up to $50,000 for the chance to have dinner with the Reform UK leader.

Reclaim the Media, fronted by climate denier Fox, gave the money just days before the general election.

Tory peer and major party donor Michael Hintze has funded the Global Warming Policy Foundation.

Campaigners have accused the party of allowing “climate wreckers” to access its flagship annual conference.

Rupert Lowe has been campaigning against climate action while owning a heat pump supplier.

The broadcaster’s in-house content studio has been paid to promote fossil fuel firms and petrostates with a history of persecuting journalists.

The former business secretary, who is running for Conservative Party leader, has defended net zero U-turns and backed new fossil fuel drilling.

Despite growing public support for climate action, former Tory MP Craig Mackinlay has pledged to continue opposing green policies.

Clacton is uniquely exposed to rising sea levels, but local voters are unlikely to find a champion in their new MP.

The Global Warming Policy Foundation has been accused of funding one-sided research attacking net zero policies.