President Putin with Vladislav Surkov, the Kremlin spin-master whom the leaks were named after

Russian attempts to fuel dissent and spread disinformation have been exposed by a cache of leaked documents that show what the Kremlin is prepared to pay for hacking, propaganda and rent-a-mob rallies.

Hacked emails sent by Moscow-linked figures outline a dirty-tricks campaign in Ukraine, which was invaded on the orders of President Putin in 2014. Experts said that they exposed the dangers faced by Britain and its allies because Russia used the same weapons of disinformation, bribery and distortion to attack the West.

Bob Seely, a Tory MP and expert on Russian warfare, said his analysis of the leaks, which comprise thousands of emails and a password-protected document related to the conflict in Ukraine, revealed a “shopping list of subversion”.

President Putin visiting Sebastopol, Crimea, in May 2014, two months after Russia annexed it from Ukraine MAXIM SHEMETOV/REUTERS

“There is overwhelming