A sharp rise in drone attacks targeting Russian territory is likely to intensify, analysts say, with Kyiv appearing increasingly determined to bring the destruction, instability and unpredictability of war — albeit a fraction of what it is experiencing itself — home to Russia. Russia has seen a sharp rise in unmanned aerial vehicles, or UAVs, carrying out assaults on western, central and southern Russian regions as well as the capital Moscow and Russian-occupied Crimea in recent weeks. While Ukraine is continuing a counteroffensive on its own soil to regain Russian-occupied territory in the south and east of the country, and...