Why was Portugal unable to establish a long term presence in the Indian Ocean region?

Portugal struggled to establish a long-term presence in the Indian ocean due to several factors, including limited resources and manpower compared to other colonial powers. The Portuguese faced fierce competition from other European nations, particularly the Dutch and the British, who were better equipped and organized for long-term colonial pursuits. Additionally, local resistance from established trading empires and communities hindered their efforts to maintain control over key trade routes and territories. Ultimately, Portugal's focus on short-term gains and its inability to adapt to the evolving geopolitical landscape contributed to its diminished influence in the region.