India, Vietnam Dive Deeper: Historic Submarine Rescue Pact Signals Stronger Defence Ties in the Indo-Pacific to Counter China

India and Vietnam established a significant maritime partnership through a landmark agreement on submarine search and rescue support on November 10, 2025. This agreement, signed during the 15th Defence Policy Dialogue, enhances defence collaboration and strategic alignment amid rising regional tensions, particularly with China, while promoting technological cooperation and expanding joint initiatives in the Indo-Pacific.