September 23, the anniversary of the liquidation of the Vilnius ghetto in 1943, is commemorated as the National Day of Remembrance of the Genocide of Lithuanian Jews.

On 15 September in Paris, the Permanent Delegate of Lithuania to the United Nations Educational, Scientific and Cultural Organization (UNESCO) Jolanta Balčiūnienė presented her letters of credence to UNESCO's Director-General Audrey Azoulay.

On 15 September, the Ambassador of Lithuania to Egypt Artūras Gailiūnas presented his letters of credence to the President of Egypt Abdul Fattah al-Sisi during an official ceremony at the Presidential Palace.

On 15 September, the Vice-Minister of Foreign Affairs of Lithuania Arnoldas Pranckevičius attended the Nordic-Baltic Eight (NB8) Foreign Ministers' meeting in Helsinki, Finland. At the meeting, the NB8 Foreign Ministers discussed items on the international agenda important for our region, including the difficult situation in Afghanistan, the role of international organisations (e.g., the OSCE, the UN, the HRC) in strengthening international security, security challenges posed by climate change, measures to fight  the COVID-19 pandemic, and other relevant issues.

On 13 September, the Vice-Minister of Foreign Affairs of Lithuania Arnoldas Pranckevičius met with the Austrian Federal Minister for the European Union and Constitution Karoline Edtstadler. The meeting focused on the EU's joint response to the challenges of irregular migration, the state of play of the Conference on the Future of Europe, the rule of law, climate change, relations with China, the management of  COVID-19, and other issues of bilateral relations.

On September 13, Permanent Representative of Lithuania to the International Organizations in Vienna, Ambassador Mr Vaidotas Verba, presented his letter of credence to the Director-General/ Executive Director of the United Nations Office at Vienna (UNOV)/ United Nations Office on Drugs and Crime (UNODC) Ms Ghada Fathi Waly.

On September 9, Permanent Representative of Lithuania to the International Organizations in Vienna, Ambassador Vaidotas Verba, presented his letter of credence to the Director General of the International Atomic Energy Agency (IAEA) Rafael Mariano Grossi.

On September 20, Ambassador of Lithuania in Japan Gediminas Varvuolis received at the Lithuanian Embassy Chargé d'Affaires of the United States in Japan Raymond Greene. During the meeting, support of the United States to Lithuania's decision to deepen cultural and economic ties with Taiwan was expressed.

On 7 September, Lithuania's Ambassador Lyra Puišytė-Bostroem presented copies of letters of credence to the Minister of Foreign Affairs of the Principality of Andorra Maria Ubach Font. The Ambassador will present the originals to the Bishop of Urgel and the President of France.

Today, September 6, 2021, Permanent Representative of Lithuania to the International Organizations in Vienna, Ambassador Mr Vaidotas Verba, presented his letter of credence to the Secretary General of the Organization for Security and Cooperation in Europe (OSCE), Ms Helga Schmid.