On 19 September, the Vice-Minister of Foreign Affairs of Lithuania Neris Germanas met with members of a delegation of the Parliamentary Friendship Group for Relations with the Baltic States in the German Bundestag, led by Alois Karl, Chair of the Group. Participants of the meeting welcomed the spectacularly good and intense relationship between Lithuania and Germany that was constantly strengthening.

On 16 September, the Vice-Minister of Foreign Affairs of Lithuania Albinas Zananavičius attended the General Affairs Council in Brussels. The Council focused on the state of play of negotiations on the next multiannual financial framework (MFF) 2021-2027, started preparations for the European Council meeting of 17-18 October, and held a debate on enhancing respect for the rule of law in the EU.

On 13 September, the Ambassador of Lithuania to Armenia Inga Stanytė-Toločkienė presented her letters of credence to the President of Armenia Armen Sarkissian. Lithuania's Ambassador also conveyed greetings from the President of Lithuania Gitanas Nausėda.

On 13 September in Rīga, the Vice-Minister of Foreign Affairs of Lithuania Neris Germanas participated in the second Japan – Baltic cooperation dialogue. The Japan-initiated cooperation dialogue with the Baltic states was launched in 2018 in Vilnius.

On 13 September, the Vice-Minister of Foreign Affairs of Lithuania Darius Skusevičius met with Amal Jadou, Assistant Minister on European Affairs at the Palestinian Ministry of Foreign Affairs. The meeting discussed the situation in the Middle East and prospects for bilateral cooperation between Lithuania and Palestine.

On September 12, Embassy of Lithuania in Canada together with the Embassies of Latvia, Estonia, Ukraine and Moldova organize an international conference to mark the 80th anniversary of Molotov-Ribbentrop Pact. The key speaker of the conference will be Garry Kasparov who is a former chess-master, pro-democracy activist and one of the Russian opposition leaders. The conference will involve a panel discussion about the legacy of the Nazi-Soviet Pact today, featuring international experts and political leaders.

On 12 September, the Ambassador of Lithuania to the state of Israel Lina Antanavičienė presented her letters of credence to the Israeli President Reuven Rivlin.

On 11 September, the Vice-Minister of Foreign Affairs of Lithuania Darius Skusevičius received the new Ambassador of Romania to Lithuania Cosmin George Dinescu. Lithuania’s Foreign Vice-Minister welcomed the good and intensifying relationship between Lithuania and Romania, and thanked the country for maintaining focus on the Eastern Partnership during its Presidency of the Council of the European Union. D. Skusevičius also voiced his hope that both countries would be able to keep this item on the EU agenda also in the future.

On 11 September, the Vice-Minister of Foreign Affairs of Lithuania Darius Skusevičius received the new Ambassador of Germany to Lithuania Matthias Peter Sonn. The Ambassador presented his letters of credence to the President Gitanas Nausėda on the same day.

On 11 September, the Vice-Minister of Foreign Affairs of Lithuania Darius Skusevičius met with the newly appointed Ambassador of Latvia to Lithuania Indulis Bērziņš. The meeting discussed the upcoming visit of the President of Lithuania to Latvia in July, the future visit of the President of Latvia to Lithuania, intense bilateral economic cooperation, as well as prospects for the implementation of joint strategic infrastructure projects – the synchronization of the Baltic States' electricity grid with the continental European system and the Rail Baltica project.