On 9 November, Armenian Foreign Minister Ararat Mirzoyan Estonian Foreign Minister Margus Tsahkna in Tallinn during his visit to attend celebrations marking the 108th anniversary of Estonia's Ministry of Foreign Affairs. Discussions focused on expanding bilateral political and economic cooperation, increasing trade and promoting Armenian exports to Estonia and other European markets. The ministers emphasised the importance of implementing the memorandum of understanding on enhanced partnership signed between their foreign ministries and discussed planned visits and activities. They also reiterated their mutual commitment to expanding resident diplomatic representation in both capitals. In this context, Mirzoyan announced that Armenia plans to open a resident embassy in Tallinn in the coming months. Estonia opened its resident embassy in Yerevan in April 2026, marking an expansion of its diplomatic presence in the South Caucasus.

Economic cooperation was central to the discussions, with the sides considering opportunities to increase bilateral trade, facilitate Armenian exports to Estonia and improve the visibility of Armenian products in European markets. The ministers highlighted the development of cooperation between Armenia's Enterprise Armenia and the Estonian Business and Innovation Agency. Other areas discussed included the exchange of experience in digitalisation, electronic governance and innovative technologies, as well as strengthening institutional capacities. Mirzoyan expressed appreciation for Estonia's support for Armenia's democratic reforms and the deepening of its partnership with the European Union. The ministers also exchanged views on international developments and the importance of strengthening the resilience of both countries amid current geopolitical challenges. The bilateral talks additionally covered the Armenia-Azerbaijan peace process, developments in the South Caucasus and preparations for the Ukraine Recovery Conference scheduled to take place in Tallinn in January 2027.

During the same visit, Mirzoyan participated as a guest of honour in the official ceremony marking the Estonian Foreign Ministry's 108th anniversary, attended by Estonian President Alar Karis, the President of the Estonian Parliament and the foreign ministers of Lithuania and Sweden. Tsahkna awarded Mirzoyan the First Class Cross of Merit of Estonia's Foreign Ministry in recognition of his contribution to bilateral relations. In turn, Mirzoyan presented Tsahkna with the First-Class Medal of Honour of Armenia's Ministry of Foreign Affairs and International Trade, recognising his personal contribution to strengthening relations between the two countries.