signatory

However, after Russia's illegal occupation of Crimea in 2014, Ukraine informed fellow signatories that its application of the treaty in the occupied areas would be is "limited and is not guaranteed".

In a letter with over 200 signatories, hospitality bosses last week told the chancellor the industry was disproportionately impacted by the "unsustainable" tax hike.

"Its current structure simply cannot deliver the change at exponential speed and scale, which is essential to ensure a safe climate landing for humanity," said its signatories.

The signatories are calling for measures to "protect businesses who employ low earners" as a result.

Each day until polling day on 5 November, a $1m prize will be randomly awarded to any signatory in one of the seven swing states.