<span style="color: #222222;">Russia and China have blocked an American initiative aimed to halt fuel deliveries to North Korea. Washington accuses that deliveries exceed North Korea's annual ceiling for 2019.<br />'' <br />'' According to diplomatic sources, Moscow and Beijing said more time was needed to study the US request, which was backed by 25 UN members including Japan, France and Germany.<br />'' <br />'' A week ago, the United States, in a report, accused North Korea of breaching the United Nations-imposed ceiling on fuel imports by carrying out dozens of ship-to-ship transfers.<br />'' <br />''<br />''The cap on fuel imports is among a series of tough sanctions adopted by the UN Security Council in response to North Korea's ballistic missile and nuclear tests.</span>