Original sentence: Among his works are his Holberg sculpture outside Nationaltheatret in Oslo, on 1 September 1939.Further four bronze sculptures with motives from Norwegian fairy tales at Ankerbrua (Peer Gynt, Veslefrikk med fela, Kari Trestakk and Kvitebjørn Kong Valemon), and bronze wolves at Ila (1930)
Edited sentence: Among his works are his Holberg sculpture outside Nationaltheatret in Oslo, unveiled the darkest day of Europe, when German troops invaded Poland 1 September 1939.Further four bronze sculptures with motives from Norwegian fairy tales at Ankerbrua (Peer Gynt, Veslefrikk med fela, Kari Trestakk and Kvitebjørn Kong Valemon), and bronze wolfs at Ila (1930)