(Adds context, quote from source) PARIS, May 30 (Reuters) - Russia will not be invited to events marking the 80th anniversary of the Second World War's D-Day landings next week given the war in Ukraine and unease among some allies about Moscow's presence, two diplomatic sources said on Thursday. Organisers had said in April that President Vladimir Putin would not be invited to the events in France, but that some Russian representatives would be welcome in recognition of the country's war-time sacrifice. But the sources said no Russian officials at all will now be invited to the commemorations that will...