India, Aug. 5 -- Ukrainian drone attacks in the region around Moscow killed five people, local officials said Tuesday, while authorities in Ukraine said Russian aerial strikes there also caused at least five civilian deaths.

Since Russia's invasion more than four years ago, Ukraine has developed long-range drones that can hit targets deep inside Russia. In the past year, they have battered oil facilities, major storage depots and other key infrastructure.

Russia's relentless aerial attacks on Ukraine have killed more than 16,000 civilians, with casualties rising steadily each year, according to the United Nations. Meanwhile, escalating attacks by both sides on shipping in the Black Sea has reawakened fears that global food security coul...