The ISO then resumed its separate existence , and expanded from Dunedin to form a branch in Wellington .
However , a majority of the former ISO soon left as a result of what were seen as Stalinist practices on the part of the former CPNZ leadership .
The ISO then resumed ISO 's separate existence , and expanded from Dunedin to form a branch in Wellington .
However , a majority of the former ISO soon left as a result of what were seen as Stalinist practices on the part of the former CPNZ leadership .