Photo de stock - Dalia Grybauskaitè, President of Latvia Crown Princess Victoria and Prince Daniel of Sweden Donald Tusk, President of the European Council Jean-Claude Juncker, President of the European Commission Kersti Kaljulaid, President of Estonia Andrzej Sebastian Duda, President of Poland Frank-Walter Steinmeier, President of Germany Sauli Väinämö Niinistö, President of Finland Guðni Thorlacius Jóhannesson, President of Iceland Petro Oleksiyovytsj Porosjenko, President of Ukraine Giorgi Margvelashvili, President of Georgia,at the Holy Mass at Vilnius Cathedral in Vilnius, on February 16, 2018, to attend Lithuania celebrates 100 years since WWI independence Photo: Albert Nieboer / Netherlands OUT / Point De Vue Out ....- NO WIRE SERVICE - Photo: RoyalPress. - Vilnius/Lithuania