The article reports on a series of drone strikes and missile attacks carried out by Ukraine and Russia, respectively, in the midst of the ongoing conflict between the two countries.
**Ukrainian Drone Strikes**
* Ukrainian State Security Service (SBU) drones conducted strikes against Russian fiber-optic and explosives factories on April 4.
* The SBU confirmed to the Kyiv Independent that they were behind at least the strikes in Samara Oblast, where a factory called “Promsintez” was targeted. This factory is one of Russia’s leading manufacturers of explosives.
* Another drone strike hit a factory belonging to Fiber Optic Systems in Mordovia Oblast.
**Russian Missile Attacks**
* On April 6, Russia launched a massive missile attack on Kyiv, killing one person and wounding three others. The attacks affected multiple districts of the city.
* A fire broke out at a non-residential building, and another was severely damaged, causing nearby parked cars to catch fire.
* Poland mobilized its jets and air defenses in response to the Russian missile attack on Ukraine.
**Background**
The conflict between Russia and Ukraine has been ongoing since February 2022. The situation is constantly evolving, with both sides conducting military operations against each other.