"And this is important for us … that this sanction policy is tailored to be efficient to split Russian elites and to defeat Putin. "In Australia for meetings in Canberra and with the large Russian diaspora, Mr Volkov said increased economic pressure from the West could make it difficult for Mr Putin to continue to finance his invasion of Ukraine, and ultimately push the dictator out of office. "This service may include material from Agence France-Presse (AFP), APTN, Reuters, AAP, CNN and the BBC World Service which is copyright and cannot be reproduced