International Immigration to New Zealand 1840-2000 By R-Rizzle3.0 1921 A new beginning 2259 British boys and girls arrived to start a better life (after WWI). 1951 The arrivals of the flying Dutch mans 19 000 Dutch immigrants arrived. 1960 arrival of pacific islands Pacific Islanders arrived in New Zealand, many on a 3 month visitors visas. Many overstayed.