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Samoa
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Nation / PlaceWS

Samoa

Polynesian island nation in the South Pacific; capital Apia.

Samoa's 2019 measles epidemic caused 5,707 cases and 83 deaths in a population of about 200,000; by 14 September 2026 Bangladesh had counted 1,030 measles-related deaths, many of them infants.

Last refreshed: 4 October 2026

Timeline for Samoa

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Background

Samoa is a Polynesian island nation in the South Pacific, with its capital at Apia and a population of about 200,000.

Its 2019 measles epidemic followed a collapse in routine vaccination. WHO and UNICEF estimated first-dose measles coverage at 31% in 2018. The epidemic that followed caused 5,707 cases and 83 deaths, WHO reported, and the deaths fell overwhelmingly on infants and young children.

The government declared a state of emergency on 15 November 2019. A mass vaccination drive then lifted coverage to about 90%, UN News reported.

In 2026 Bangladesh, by 14 September, had recorded 1,030 measles-related deaths, with babies too young for the first dose at nine months among the dead, after its last catch-up campaign in the winter of 2020-21.

Key Issues
Measles deaths

Samoa's epidemic killed mostly infants

Bangladesh had recorded 1,030 measles-related deaths among 172,720 suspected cases by 14 September 2026. In Samoa, first-dose coverage near 31% in 2018 preceded 5,707 cases and 83 deaths, most of them infants and young children.

Samoa ended its epidemic after a state of emergency on 15 November 2019 and a door-to-door mass campaign. Bangladesh's April 2026 campaign reached 19.75 million children, yet babies too young for the first dose at nine months kept dying; at one hospital 86% of 57 child deaths were under 15 months old. Bangladesh's second-dose coverage stood at 80.7% in 2023, against 89% four years before.

Common Questions
How many people died in Samoa's measles outbreak?
Samoa's 2019 measles epidemic caused 5,707 cases and 83 deaths, most of them infants and young children, WHO reported.Source: WHO
Why was Samoa's 2019 measles outbreak so deadly?
Routine coverage had collapsed: WHO and UNICEF estimated first-dose measles coverage at 31% in 2018.Source: WHO
When did Samoa declare a measles emergency?
Samoa declared a state of emergency on 15 November 2019. Mass vaccination then lifted coverage to about 90%.Source: UN News
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