Māori people peaceful tribes from their productive turangawaewae, such as the Moriori in the Chatham Islands by invading forces from North Taranaki, had a catastrophic effect on these conquered tribes. At the same time, the Māori suffered high mortality rates for new Eurasian infectious diseases, such as influenza, smallpox and measles, which killed an unknown number of Māori: estimates vary between ten and fifty percent. The spread of epidemics resulted largely from the Māori lacking acquired immunity to the new diseases. A huge influx of European settlers in the 1870s increased contact among many of the indigenous people with the newcomers. Te
Indigenous peoples of the Americas was the general rule in the rest of North America, the history of the colony of New Spain was one of racial intermingling ("mestizaje"). "Mestizos", which in Mexico designate people who do not identify culturally with any indigenous grouping, quickly came to account for a majority of the colony's population; but 6% of the Mexican population identify as speakers of one of the indigenous languages. The CDI identifies 62 indigenous groups in Mexico, each with a unique language. In the states of Chiapas and Oaxaca and in the interior of the Yucatán Peninsula the majority of the population is indigenous.