Lithuanian Foreign Minister Vygaudas Ušackas will pay a 2-day official visit in Yerevan on the invitation of Armenian FM. Meetings with RA NA speaker, Hovik Abrahamyan; RA Economy and Foreign Ministers, Nerses Yeritsyan and Edward Nalbandian and RA National Security Council Secretary, Artur Baghdasaryan are on Minister's agenda, RA MFA reported.