Somes Island, now officially named Matiu/Somes Island to include its pre-European name, served as New Zealand's main internment camp for 'enemy aliens' in both the first and second World Wars.
http://www.geocities.com/somesprisonersnz/index.html

For WW2 for example:

17 November 1942 - Internees consist of 98 Germans, 30 Italians, 47 Japanese, 2 Austrians, 3 Thais, 1 Finn, 1 Pole, 1 Spaniard, 1 Frenchman, 1 Norwegian, 1 Hungarian.

http://www.geocities.com/somesprison...nologyww2.html

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