The 31 March presidential elections in Ukraine constitute a test for the stability of the country and the entire region, with repercussions also for the European Union and its relations with Moscow. Five years after the deposition of former president Viktor Yanukovych, Ukrainians are called to evaluate the work of the current president Petro Poroshenko and, more generally, to decide whether and how to continue pursuing the Western-championed reforms. Economic problems, corruption, difficult relations with Russia and violations of the ceasefire agreements in the Donbass region are some of the issues fuelling the political debate. What are the most urgent domestic challenges to be addressed? What are the possible scenarios after the elections? What is the role of the EU, Russia and the United States?