WASHINGTON—President Donald Trump’s decision to provide Javelin antitank missiles to Ukraine reflects the broad assessment of his national security advisers that the shipment of defensive lethal arms is needed to raise the cost to Russia of its aggression in the conflict-ridden country and provide the West with fresh leverage in negotiations over its future. But the decision is also noteworthy for those trying to divine where the White House may be headed next year in its policy toward the Kremlin. While Mr. Trump has talked...

Source: Wall Street Journal December 25, 2017 00:11 UTC