President Donald Trump exploded at former Russian president Dmitry Medvedev after he humiliated the MAGA chief by comparing him to his nemesis, referring to “Sleepy Joe” Biden. Medvedev, deputy chair of Russia’s security council, sparked a war of words when he reacted mockingly to Trump’s ultimatum that Russia reach a ceasefire deal with Ukraine within 10 days, or the U.S. will inflict debilitating secondary tariffs on its trading partners. Vladimir Putin’s former prime minister invoked Trump’s