The European Commission is considering ways to allow Ukraine's quick accession to the European Union as part of a peace deal with Russia but without giving Kyiv full membership rights, which would only be "earned" after transition periods, E.U. officials said. The idea, which is at a very early stage, is intended as a possible gesture to Ukrainians who are seeking E.U. membership as part of a post-war security guarantee from Europe and who after four years of fighting off a Russian invasion