During the visit to New York on 17-18 May 2018, the Minister of Foreign Affairs of Lithuania Linas Linkevičius met with the Under-Secretary-General for Political Affairs of the United Nations Rosemary A. Di Carlo and the Head of UN Peacekeeping Jean-Pierre Lacroix. In the meetings, The Foreign Minister presented Lithuania's priorities at the United Nations and discussed the country‘s further engagement in UN peacekeeping missions.

On 17 May, at the invitation of the President of Poland Andrzej Duda, the Minister of Foreign Affairs of Lithuania Linas Linkevičius participated in the UN Security Council Open Debate on Upholding International Law within the Context of the Maintenance of International Peace and Security.

On 16 May in Washington,D.C., the Minister of Foreign Affairs of Lithuania Linas Linkevičius, together with the Latvian Foreign Minister Edgars Rinkēvičs and Estonian Foreign Minister Sven Mikser, met with the U.S. President's National Security Adviser John Bolton.

On 15 May, the Minister of Foreign Affairs of Lithuania Linas Linkevičius met with the Minister of Foreign Affairs of Montenegro Srđan Darmanović, who is visiting Lithuania. The Foreign Ministers discussed possibilities for strengthening bilateral cooperation, aspirations of Montenegro's EU membership, the situation in the Western Balkans, important issues of regional security and cooperation.

On 14 May in Vilnius, the Minister of Foreign Affairs of Lithuania Linas Linkevičius met with the newly appointed Ambassador of Moldova Serghei Mihov and discussed the bilateral cooperation between Lithuania and Moldova, as well as Moldova's domestic affairs.

The Minister of Foreign Affairs of Lithuania Linas Linkevičius congratulated the new Minister of Foreign Affairs of Armenia Zohrab Mnatsakanyan.

On 11 May, the annual 3+1 meeting of the Foreign Ministers of the Baltic states and Germany was held in Palanga.