Sorry, no definitions found. You may find more data at corngate.
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You will recall that at that time there was a popular Labour-led Government in office, facing an election it was likely to win, but where its coalition partner had imploded, and its two best options were the Greens, who were busy white-anting Labour at every turn (remember Corngate?) and New Zealand First, whose anti-immigrant xenophobia was anathema to everything the Labour Government had hitherto stood for.