The Ukrainian leader has pressed for a full and unconditional 30-day ceasefire, warning Moscow of new EU sanctions Ukraine’s Vladimir Zelensky has demanded that Russia agree to a full and unconditional ceasefire lasting at least 30 days starting May 12. Moscow has previously argued that such a truce would merely give Ukraine time to regroup its forces. On Saturday, the leaders of the UK, France, Germany, and Poland met with Zelensky in Kiev as part of the so-called “coalition of the willing.”