The twenty-first century is increasingly shaped by maritime geopolitics. While global attention often focuses on the South China Sea and the Taiwan Strait, another key maritime area is quickly becoming a center of economic competition, security cooperation, and geopolitical rivalry: the Bay of Bengal.

The Bay of Bengal stretches between South and Southeast Asia. It has changed from a regional water body into a vital part of the broader Indo-Pacific strategic landscape. Home to nearly 1.7 billion people across its coastal states and connected to economies worth trillions of dollars, the Bay is now at the crossroads of global trade routes, energy security, maritime connections, and great-power competition. Recent events suggest that the future balance of power in Asia may depend on developments in the Bay of Bengal as much as those in the Pacific.

The rising significance of the Bay links closely to the growing Indo-Pacific concept. As the economic and strategic focus shifts toward Asia, major powers like the United States, China, India, Japan, Australia, and the European Union are paying more attention to maritime corridors connecting the Indian and Pacific Oceans. The Bay of Bengal plays a crucial role in this emerging geopolitical landscape, connecting the Indian Ocean to the Strait of Malacca—a key maritime chokepoint through which a large share of global trade and energy supplies flow.

Growing India-China Competition

At the center of this change is the growing competition between China and India. China's Belt and Road Initiative has increased Beijing's presence across the Bay through investments in ports, connectivity projects, and infrastructure development. While these projects present economic chances, they also raise concerns about strategic influence and maritime access. 

India views the Bay as its immediate maritime area and has responded with its SAGAR initiative, naval modernization, and strengthened security cooperation with neighboring nations. Recent events underscore the Bay's rising strategic importance.

In 2026, India sped up plans for the Great Nicobar mega-infrastructure project, intending to transform the island into a major transshipment and logistics hub near crucial international sea lanes. Analysts see the project not only as an economic effort but also as a strategic move to enhance India's position in the Bay amidst increasing regional competition. Simultaneously, India's naval diplomacy with Myanmar and other coastal states has intensified, showing broader concerns about maritime security and regional influence.

The Bay's geopolitical importance goes beyond traditional military rivalry. Maritime security challenges—such as illegal fishing, trafficking, piracy, cyber threats to submarine communication cables, and climate-related disasters—have become more pronounced. The Bay of Bengal is one of the world's most disaster-prone maritime areas, facing cyclones, rising sea levels, and coastal erosion. Therefore, security in the Bay today involves not just naval power but also environmental resilience, humanitarian aid, and disaster response.

Regional organizations are also adjusting to this new reality. BIMSTEC has emerged as one of the most promising platforms for regional cooperation, especially as SAARC remains politically limited. Maritime security cooperation, connectivity projects, energy integration, and transport corridors have become essential within the BIMSTEC framework. Reports suggest that the organization is getting ready for its first joint maritime security exercise, reflecting a growing understanding that regional challenges need collective solutions.

Bangladesh's Strategic Position

In this changing landscape, Bangladesh holds a uniquely strategic position. Located at the top of the Bay of Bengal, Bangladesh serves as a natural link between South and Southeast Asia. Its geographic location has drawn more attention from major powers looking for dependable partners in the Indo-Pacific. Recent interactions with the European Union, the United States, Japan, India, and China all show the country's increasing strategic importance. However, Bangladesh's biggest challenge is not picking sides but maintaining strategic independence.

As competition among major powers escalates, Dhaka must continue a balanced foreign policy that maximizes economic opportunities while avoiding involvement in geopolitical conflicts. Infrastructure investment, blue economy development, maritime resource management, and regional connectivity should stay as national priorities. Bangladesh's Indo-Pacific Outlook provides a useful framework for keeping this balance by emphasizing inclusivity, peace, connectivity, and sustainable development.

The Bay of Bengal is no longer a remote maritime area. It is becoming a strategic crossroads where global trade, energy security, connectivity projects, climate challenges, and great-power competition meet. For the countries of South Asia, the Bay represents both an opportunity and a challenge: a chance to build prosperity through cooperation and a challenge of whether regional states can navigate deepening geopolitical rivalries without sacrificing their sovereignty. As geopolitical focus increasingly turns to the Indo-Pacific, one truth is clear: the future of Asian geopolitics will not be shaped solely in the Pacific Ocean. It will also be influenced in the waters of the Bay of Bengal—a maritime area whose strategic importance grows each passing year.

(The author is an undergraduate student at the Department of International Relations, Jahangirnagar University, Dhaka, Bangladesh. Views expressed are personal. She can be reached at jannatorin29@gmail.com. )