New Zealand flag debate and the New Zealand Tourism Board in 1998, and ex-Prime Minister John Key in 2010. Key later changed his preference to Kyle Lockwood's "Silver Fern (Red, White & Blue)" design, due to the similarity of the silver fern flag with the Jihadist black flag, used by Islamic extremist groups such as ISIL. Amongst the public, polls have shown that the silver fern is the most preferred alternative design for a new national flag. However, the New Zealand Flag Institute criticises the black and white silver fern design as the logo of some of New Zealand's sporting teams rather than the
Flag of New Zealand by certain high-ranking officeholders, including: the Prime Minister and other ministers; ambassadors and high commissioners (when overseas); and the Chief of Defence Force. In such cases, no distinguishing defacement or fringing of the flag is used. The flag is flown at half-mast in New Zealand—always at the discretion of the Minister for Arts, Culture and Heritage—to indicate a period of mourning. Notable occasions on which the flag was half-masted include: the death of former prime minister David Lange, and the death and state funeral of mountaineer Sir Edmund Hillary. When the flag is flown at half-mast, it should be lowered