NZ History MapAotearoa 1800–2000
19121938

War, slump & reform

Gallipoli and Passchendaele cost a small country proportionally enormous losses, influenza kills about half as many in two months as four years of war did, and the Depression breaks the old order. Out of it comes the first Labour government and a welfare state.

13 events under way between 1912 and 1938

1891–1912Politics

The Liberals take power

The world’s first organised political party to hold national office began two decades of reform that made New Zealand a byword for social experiment.

12 May 1912 – 12 November 1912Economy

The Waihi strike

Six months of confrontation at the goldmine ended when police and strikebreakers stormed the miners’ hall and Frederick Evans was fatally injured.

Waihi
18 October 1913 – December 1913Economy

The Great Strike

Watersiders and miners struck nationwide; the government swore in mounted special constables — farmers on horseback — who cleared the wharves by force.

Wellington waterfront
1914–1918Conflict

New Zealand enters the First World War

About 100,000 served overseas from a population of just over a million. Around 18,000 died and 41,000 were wounded — proportionally among the heaviest losses of any country.

25 April 1915 – 20 December 1915Conflict

The Gallipoli landing

New Zealand troops landed on the Gallipoli peninsula on 25 April. Of about 14,000 who served there, 2,779 died. The date became the country’s day of remembrance.

2 April 1916Conflict

The raid on Maungapōhatu

Seventy armed police marched into the Tūhoe prophet Rua Kēnana’s community in the Urewera. Two men were shot dead, including Rua’s son.

Maungapōhatu
12 October 1917Conflict

Passchendaele — the worst day

An attack on Bellevue Spur in Flanders mud, against uncut wire and without effective artillery support, killed around 845 New Zealanders in a few hours.

October 1918 – December 1918Disaster

The influenza pandemic

About 9,000 people died in two months — roughly half as many as died in four years of war. Māori died at more than seven times the Pākehā rate.

1920–1935Society

The Rātana movement rises

Te Hāhi Rātana

Tahupōtiki Wiremu Rātana built a faith and then a political machine around one demand: ratify the Treaty of Waitangi.

Rātana Pā
3 February 1931Disaster

The Hawke’s Bay earthquake

A magnitude 7.8 quake levelled Napier and Hastings and killed 256 people — still New Zealand’s deadliest natural disaster.

Napier
14 April 1932Economy

Depression riots

Relief workers and the unemployed smashed shopfronts down Queen Street. Similar riots hit Dunedin and Wellington within days.

Queen Street, Auckland
1935–1949Politics

The first Labour government

Michael Joseph Savage led Labour to a landslide and built the welfare state: state houses, guaranteed prices, free health care and a 40-hour week.

Wellington
14 September 1938Society

Social Security Act

Free hospital care, subsidised doctors’ visits and universal benefits from cradle to grave — among the most comprehensive welfare systems in the world at the time.