Ukraine attacked the Russian naval base with a drone from China that can be ordered online.Apparently it wasn't the first operation of this kind.A few days ago, smoke rose above the headquarters of the Russian Black Sea Fleet in the city of Sevastopol.Another explosion had occurred on the Crimean Peninsula.Videos and photos then appeared on the Internet showing how a drone steers across the bay in the direction of the headquarters building.[You can get all the latest news about the Russian attack on Ukraine live on your cell phone with the Tagesspiegel app.Download here for Apple and Android devices.]She apparently escapes the electronic defense systems and flies over the naval base.Before she can set down her charge, she is shot down with handguns, according to noises from the background of the video.Parts of the drone hit the building, as photos show.Russia blames Ukraine for the naval city incident.Most recently, the explosions on the peninsula in the Black Sea, annexed by Russia in violation of international law in 2014, have increased.On August 9, several powerful detonations occurred at the Saky air base in Novofedorivka.Videos of fleeing vacationers and traffic jams in the direction of Russia went through the network.Kyiv has officially not confirmed an attack on Crimea.According to a "Spiegel report", Volodymir Zelenskyi's advisor, Mykhailo Podolyak, rejected this ("What do we have to do with it?").However, he wrote on the news service Twitter."That's just the beginning."The President of Ukraine himself also said: "This year in Crimea you can literally feel that the occupation of Crimea is temporary and Ukraine is coming back."In any case, it is known that unmanned guided missiles are a central part of Ukrainian warfare.Kiev's troops repeatedly succeeded in destroying Russian tanks with combat drones, whereupon Moscow increased its electronic reconnaissance.Apparently not without gaps."Unfortunately, the drone could not be shot down over the sea - as was the case with other attacks last night," said the city's chief administrator, Mikhail Rasvozhayev, via Telegram.And confirmed that the air defenses were working.People shouldn't worry.Experts suspect that it could be a Chinese Mugin-5 Pro drone.It is available to everyone online on the website of the Chinese company "Alibaba".The Ukrainian military then equips the drones with explosive devices.According to the manufacturer, the payload is 15 to 20 kilograms, so the Mugin-5 Pro can fly for more than seven hours.The unit price of these drones is around US$9500.A "ridiculous price" compared to a Turkish Bayraktar drone, which costs one million - but has proven to be very effective in attacking tanks and supply columns.More on the Ukraine war on Tagesspiegel Plus:According to observers, it may not have been their first mission."It appears this morning's attack used the same technique that Ukraine used to attack the Rostov oil facility two months ago," military expert Rob Lee wrote on Twitter.Said oil refinery is located in Novoshtinsk on Russian territory near Rostov, just across the border with the occupied Donetsk region.The refinery, one of the major employers in the region, went up in flames.At the same time, it achieved an effect that went far beyond destroying the refineries and conveyed a message: we are capable of invading your airspace.In addition, in the occupied area in eastern Ukraine and with a make that comes from China - a country that Russia likes to present as a close partner.Analysts at the Institute for the Study of War (ISW) believe that a continued failure by Russia to halt attacks in occupied Crimea could provoke public discontent.A Russian military blogger, via Telegram, criticized the armed forces for not deploying more electronic warfare equipment after the initial attack."Either it's sloppiness or the BSF HQ doesn't have the security systems mentioned above, which admittedly looks odd."According to various reports, Ukraine has other kamikaze drones in operation in addition to the Mugin-5.They are also called "suicide drones", which can be used once, don't drop a charge, but launch themselves at the target with the ammunition.For example, the USA made the “Switchblade 300” available to the Ukrainians: It is also cheap at 6,000 US dollars, is easy to use and is the size of a sourdough loaf.However, its flight time is only ten minutes and this drone has a correspondingly short range.So far, Ukraine has had the upper hand in the drone war, but Moscow wants to follow suit.There has long been speculation about cooperation with Iran.The ISW analysts, in turn, assume that Moscow will strengthen its security on the peninsula after the attacks and could also withdraw forces from the front.