The military history of New Zealand is an aspect of the history of New Zealand that spans several hundred years. When first settled by Māori almost a millennium ago, there was much land and resources, but war began to break out as the country's carrying capacity was approached. Initially being fought with close range weapons of wood and stone, this continued on and off until Europeans arrived, bringing with them new weapons such as muskets. Colonisation by Britain led to the New Zealand Wars in the 19th century in which settler and imperial troops and their Māori allies fought against other Māori and a handful of Pākehā. In the first half of the 20th century, New Zealanders of all races fought alongside Britain in the Boer War and both World Wars. In the second half of the century and into