Establishment of diplomatic relations: 7/2/1918, 18/2/1918 and 4/3/1918, Information provided by Finland.
Appointment of the first Danish chargé d’affaires ad interim (Axel Nørgaard) in Helsinki: 18/4/1918, Information provided by Denmark.
Presentation of credentials of first Danish chargé d’affaires ad interim (Axel Nørgaard) in Helsinki: 16/5/1918, Information provided by Denmark.
Nomination of the first envoy of Finland: 15/10/1918, Information provided by Finland.
Presentation of credentials of first envoy of Finland: 9/12/1918, Information provided by Finland.
Appointment of the first Danish envoy (Axel Nørgaard) in Helsinki: 10/10/1920, Information provided by Denmark.
Presentation of credentials of first ambassador (envoy) of Denmark: 24/11/1920, Information provided by Denmark and Finland.