Fridtjof Nansen particularly in the polar regions. The Nansen family originated in Denmark. Hans Nansen (1598–1667), a trader, was an early explorer of the White Sea region of the Arctic Ocean. In later life he settled in Copenhagen, becoming the city's "borgmester" in 1654. Later generations of the family lived in Copenhagen until the mid-18th century, when Ancher Antoni Nansen moved to Norway (then in a union with Denmark). His son, Hans Leierdahl Nansen (1764–1821), was a magistrate first in the Trondheim district, later in Jæren. After Norway's separation from Denmark in 1814, he entered national political life as the representative for
Fridtjof Nansen in January 1913 he received news of the suicide of Hjalmar Johansen, who had returned in disgrace from Amundsen's successful South Pole expedition. In March 1913, Nansen's youngest son Asmund died after a long illness. In the summer of 1913, Nansen travelled to the Kara Sea, by the invitation of Jonas Lied, as part of a delegation investigating a possible trade route between Western Europe and the Siberian interior. The party then took a steamer up the Yenisei River to Krasnoyarsk, and travelled on the Trans-Siberian Railway to Vladivostok before turning for home. Nansen published a report from the trip