In September 2018, the Indonesian island of Sulawesi was devastated by a tsunami, triggered by an earthquake. Indonesia is the world’s largest island country, with more than 17,000 islands. With a population of over 261 million people, it is the world’s fourth most populous country.
On 28 September 2018, a 7.5-magnitude earthquake struck at a depth of 10 km off the north coast of the island of Sulawesi. It triggered a huge wave known as a tsunami, which engulfed the coastal town of Palu.
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