Maritime security cooperation between India and the US is primarily focused on which region?

US Coast Guard Day is celebrated annually on August 4 to commemorate the establishment of the United States Coast Guard (USCG) in 1790. India and the US are strengthening the rules-based maritime order by enhancing cooperation in the Indo-Pacific region across areas such as maritime security, joint exercises, maritime domain awareness, and HADR (Humanitarian Assistance and Disaster Relief).