[https://www.google.com/amp/s/www.news18.com/amp/news/world/tsunami-warning-for-new-zealand-other-nations-after-7-7-magnitude-earthquake-rocks-south-pacific-3416810.html](https://www.google.com/amp/s/www.news18.com/amp/news/world/tsunami-warning-for-new-zealand-other-nations-after-7-7-magnitude-earthquake-rocks-south-pacific-3416810.html) A 7.7-magnitude earthquake struck in the South Pacific on Thursday, the US Geological Survey said, sparking a tsunami warning for New Zealand, New Caledonia, Vanuatu and other nations in the region.