In an interview with CNN on Sunday, Zelensky was asked whether Putin would develop chemical or nuclear weapons to advance his military objectives in Ukraine. “Not just me – the whole world, all countries should be concerned because it may not be true information, but it may be true,” Zelensky told host Jake Tapper in an interview with his presidential office in Kyiv. “Chemical weapons, they should do it, they could do it, for them human life, nothing. That’s why, “said Zelensky. “We have to think not to be afraid, not to be afraid but to be ready. “But this is not an issue for Ukraine, not just for Ukraine but for the whole world, I think.” The Russian army has experienced a series of failures. The Press Service of the Ministry of Defense of Russia through the AP, Archive In an interview with Ukrainian media on Saturday night, Zelensky warned of the real possibility of a nuclear attack. , “We must not wait for Russia to decide whether to use nuclear weapons. “We have to prepare for this,” said the Ukrainian leader. , “They would need anti-radiation drugs and air raid shelters,” he said, noting that Russia “can use any weapon, I am convinced of that.” The Russian forces that have withdrawn from Kyiv have since regrouped and are preparing for a full-scale offensive. The Russian military has suffered a number of setbacks, including the need to withdraw from the area around Kyiv and its suburbs due to fierce fighting by Ukrainian forces. After the retreat, Russia lost its most powerful naval ship, the Moskva guided missile, when it sank last week in the Black Sea after being hit by a Ukrainian missile strike. CIA Director William Burns said last week that a desperate Putin, seeing his forces suffer heavy losses at the hands of the Ukrainians, could resort to the use of nuclear weapons. CNN’s Jake Tapper sits for an exclusive interview with Ukrainian President Volodymyr Zelensky at the Presidential Palace in Kyiv. “Given the potential despair of President Putin and the Russian leadership, given the military setbacks they have faced so far, none of us can take lightly the threat posed by a possible recourse to regular nuclear weapons or low-performance nuclear weapons. “Burns said during a speech last Thursday at the Georgia University of Technology. , The Russian forces that withdrew from Kyiv have since regrouped and are preparing for a full-scale offensive in the Donbas region of eastern Ukraine, where Russian-backed militias have been supporting separatist groups since the 2014 invasion of Crimea. Zelensky said the battle, which could be reminiscent of World War II open-field battles, could “affect” the entire struggle for Ukraine, and promised that his forces would not retreat. Volodymyr Zelensky was asked if Vladimir Putin would develop chemical or nuclear weapons. © Mikhail Klimentyev / Kremlin Pool / Planet Pix via ZUMA Press Wire “That’s why it’s so important for us not to let them stand in our place, because this battle… could affect the course of the whole war,” Zelensky told CNN. “Because I do not trust the Russian army and the Russian leadership. That is why we understand that the fact that we fought them and they left and left Kyiv – from the north, from Chernihiv and from that direction – does not mean that if they are able to occupy Donbass, they will not go further to Kyiv. “, he said. ,