David Cameron is busy talking tough about what sanctions Vladimir Putin and Russia could be hit in response to their backing of the Ukrainian rebels, who are accused of shooting down the Malaysian Airlines' flight MH17 passenger plane.
Chancellor George Osborne has signaled that he is prepared for the UK to be hit as a knock-on effect of any further financial sanctions brought in against Russia, with the City of London already braced for any impact.
A spokesman for the City of London Corporation insisted to the Huffington Post UK that they were not pushing for any "special treatment", but admitted, "The City – and the UK more generally – is a hub for Russian capital flows."
See also: How Britain Is Biggest Banker For Russian Business (GRAPH)
10 Tory Donors Who Have Dined With Cameron (That You Didn't Know About)
Given the Prime Minister's increasingly hostile stance towards Russia, it may be surprising that the Tory party itself has wealthy Russian donors and friends, some of whom are top Putin allies, that he may be less keen to talk about.