What is now known as Frogner Park was previously owned by Frogner Manor. The area is purchased by the City of Kristiania.
The city decides that the area east of the ponds, between Frognerveien and Middelthuns Gate, are to be laid out as a public park. The "old" part of the park is opened to the public in 1904.
Present-day Frogner stadium is built. The Bridge between the upper and lower Frogner ponds is laid out in connection the Jubilee Exhibition.
Tennis courts are laid out north of the Main Gate facing Kirkeveien.
The city decides to have an area west of the ponds used for Vigeland's Fountain and the Monolith with granite sculptures. This decision is taken by the city council on 27 November.
Vigeland's plan for the Main Gate on Kirkeveien is approved by the city council. The Monolith block is raised during this year.
The carving of the Monolith is begun during the summer of this year.
In July, the city council approved Vigeland's plan and proposal for the sculpture decoration of the Bridge and the extension of the park area west of the ponds. The work on the terrain begins in the autumn of this year.
The first sculptures are positioned in the park, i.e. along the Bridge. The Lady and The Monk, two of the first granite sculptures at either end of the Bridge.
The granite sculptures The Valiant Fighter and The Vanquished One are positioned. In addition 46 of the 58 sculptures along the Bridge are positioned during this summer, including the small, angry boy Sinnataggen (The Angry Boy). The Bridge is opened to the public on 7 July 1940.
The Main Gate is erected in September and completed in July 1942.
The carving of the Monolith is completed in the summer of this year.
Gustav Vigeland dies on 12 March.
The public is able to enter the temporary house round the Monolith to see the work for the first time.
The Fountain, i.e. the basin and the giants, are put in position this summer.
The house around the Monolith is removed in December.
The tree groups, 20 in all, are placed around the Fountain in May.
The Fountain is erected and the water turned on. 1.800 m3 of water pass through the system every hour.
In May and June, 16 of the total of 36 granite groups are put in position on the circular flight of steps around the Monolith.
The Vigeland Museum is officially opened on 4 July by the head of the Vigeland Committee, Cinema Manager Kristofer Aamot. The museum was later handed over to Rolf Stranger on behalf of the City of Oslo.
Eight wrought-iron gates are installed on the Monolith plateau.
The Frogner Pool is open to the public.
The sculpture The Clan is unveiled (funded by IBM).
The park is officially opened on 2 June. During an event held at the Main Gate, the artist's self-portrait was unveiled, along with The Contributors' Monument. The self-portrait was a donation from Stiftelsen Fritt Ord, while The Friends of the Frogner Park funded The Contributors' Monument
The Triangle (funded by Eiendomsspar).
Surprised (funded by Kistefos AS).