Foreign Secretary Boris Johnson has said he wants to see "demonstrations outside the Russian embassy" over Moscow's role in the Syrian conflict, he told the Commons.
An emergency Commons debate is being held into the mounting humanitarian crisis in Syria.
Earlier, former International Development Secretary Andrew Mitchell drew parallels between Russia's actions in Syria and that of the Nazis before World War Two.
After Foreign Secretary Boris Johnson and Labour's Ann Clwyd called for demonstrations outside Russian embassies over its involvement in the Syrian civil war, the Russian Embassy in the UK tweeted asking what Britain had "achieved so far?".
The Democratic presidential candidate may also have shown his cards on his choice of running mate.
The US president also shared a post on Twitter accusing Dr Anthony Fauci of misleading the public over hydroxychloroquine.
Fears over an impending second wave of coronavirus dominates Wednesday’s front pages.