Kia kaha of the 28th Māori Battalion. The phrase has been used for the title of a song by Split Enz and a book, "Kia Kaha: New Zealand in the Second World War" by historian John Crawford. Other songs to use Kia kaha as part of their titles include "Kia Kaha Nga Iwi" (Be strong, o tribes), by Ngoi Pewhairangi. Kia kaha has been used as the name of various products, most notably a clothing manufacturer. It is also the official name of the New Zealand Police's school anti-bullying campaign. It was incorporated in the RNZAF'S 75 Squadron motto, "Ake ake kia
Kia kaha a strong rope made from coconut fibres and used for lashing canoes, weapons, and buildings together. The phrase is used in several different contexts. It is a term of comfort or solace (an equivalent of "be strong - my thoughts are with you"), or (less often) it can serve a similar function to 'kia ora' - an interjection during a speech to indicate support or approval (similar to "hear! hear!"). It is sometimes seen used as a valediction at the bottom of messages. The phrase "Kia kaha" is prominently used in New Zealand's most famous military song, the Marching Song