A Russian drone attack on a residential area in Kharkiv killed seven people including a toddler and a 16-year-old boy overnight, Ukrainian authorities said on Monday, as the United States presses Kyiv to accept a quick deal to end the war that Moscow started.

Ukrainian government officials continued to accuse Russia of deliberately targeting civilians in its drone and missile attacks.

By Hanna Arhirova / The Associated Press In eastern Ukraine, quiet nights in the dim corridors of a front-line medical post can shatter in an instant. Medics roused from sleep rush to meet another stretcher wheeled in from the Donetsk front.

A wave of 140 drones and missiles targets Ukraine hours before high-stakes peace summit in Washington; children among dead.

Granta Autonomy makes drones that are used by Ukraine, and its CEO said testing in Ukraine is so important that he visits the battlefield himself.

Russian drones on Monday intentionally attacked an oil depot belonging to Azerbaijani state oil company SOCAR in Ukraine's southern Odesa region for the second time in two weeks, Ukrainian officials said.

According to the presidential decree, restrictions were introduced against 39 Russian nationals and 55 companies from Russia, China, and Belarus.

Vasyl Malyuk, head of Ukraine's internal security service, said his team relied on corrupt customs officials to smuggle the drones into Russia.