NATO Secretary General Jens Stoltenberg has failed to get allies to commit to a multi-year financial pledge to support Ukraine, according to information obtained by dpa on Wednesday. Ahead of a NATO leaders’ summit in Washington, allies would only commit to support for Ukraine worth €40 billion ($43 billion) within the next year, dpa learnt from delegations to the alliance. Allies also did not reach an agreement on sharing the financial costs of supporting Ukraine, with NATO members vaguely stating that the gross domestic product (GDP) of a country’s economy should play a role. At a meeting of…