On September 30, 2019, Mayor Park Won-soon presented an honorary citizenship of Seoul to Mihhail Kõlvart, the Mayor of Tallinn, Estonia.
Born to a second-generation ethnic Korean mother and Estonian father, Mihhail Kõlvart, Mayor of Tallinn, is known as a third-generation ethnic Korean who values and respects Korean culture and tradition. He has contributed to the promotion of Korean culture having served for a long time as the president of the Estonian Taekwondo Federation.
The visit of Mayor Mihhail Kõlvart to Seoul is a visit thanking Mayor Park Won-soon for visiting Tallinn in 2018. At the time, Mayor Park signed a Friendship City agreement with the city of Tallinn. During his visit to Seoul, Mayor Mihhail Kõlvart will also attend 2019 Seoul Smart City Summit & Conference that will be held in Dongdaemun Design Plaza.