Sea Dragon 22 exercise                                               

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Context:  India and five other nations begin anti-submarine exercise with US.

• Participating nation: Six Indo-Pacific nations participated in a multi-lateral anti-submarine warfare exercise that includes navies of India, Australia, America, Canada, Japan and South Korea.
• Purpose: Anti-submarine warfare training and excellence.

https://indianexpress.com/article/india/india-anti-submarine-exercise-us-7710105/