James Horn was a Liberal Party

New Zealand Liberal Party

The New Zealand Liberal Party is generally regarded as having been the first real political party in New Zealand. It governed from 1891 until 1912. Out of office, the Liberals gradually found themselves pressed between the conservative Reform Party and the growing Labour Party...

 Member of Parliament in Otago

Otago

Otago is a region of New Zealand in the south of the South Island. The region covers an area of approximately making it the country's second largest region. The population of Otago is...

, New Zealand.

He won the Wakatipu

Wakatipu (New Zealand electorate)

Wakatipu was a parliamentary electorate in the Otago Region of New Zealand, from 1871 to 1928.Wakatipu was represented by eight Members of Parliament:* Charles Edward Haughton in 1871* Bendix Hallenstein from 1872 to 1873* Vincent Pyke from 1873 to 1875...

 electorate in the 1919 general election, and held it to 1928

New Zealand general election, 1928

The New Zealand general election of 1928 was held on Tuesday, 13 November in the Māori electorates, and on Wednesday, 14 November in the general electorates to elect a total of 80 MPs to the 23rd session of the New Zealand Parliament...

, when he retired. In parliament he supported construction of the Otago Central Railway to Clyde and then Cromwell, and the breaking-up of large estates.

He was born in Banffshire, Scotland and came to Otago in 1879. He was a storekeeper at Bannockburn, Otago from 1883 to 1928, when he moved to Dunedin.