Ukrainian President Volodymyr Zelensky has warned of the danger of a further delay in Western aid for his country, which has been under attack from Russia for almost two years. There will be a major crisis for the whole of Europe, Zelensky told journalists at the World Economic Forum in the Swiss ski resort of Davos on Wednesday. Ukraine would continue to fight, but without financial assistance, Russia would be able to conquer Ukraine. And as soon as they have conquered Ukraine, it will be a war between NATO and Russia, Zelensky said. Russian President Vladimir Putin has such an attack on the …