The visit will be paid at the invitation of Polish President Lech Kaczynski on the occasion of the 440th anniversary of signing the Lublin Union. It is planned that Yushchenko, together with the presidents of other countries and heads of foreign delegations, will take part in the ceremony of opening and sanctification of a memorial plaque in honor of the Lublin Union anniversary. During the visit, it is planned to sign a multilateral declaration, From Lublin Union to the European Union.