The push to annex Hawaii in the late 19th century was fueled by a blend of economic ambition, military strategy, and ideological conviction. Proponents argued that bringing the islands under U.S. sovereignty would secure control over the lucrative sugar industry, which dominated Hawaii's economy, while also opening access to other valuable resources such as pineapple, coffee, and timber. This would expand markets for American goods across the Pacific.
Strategically, Hawaii's mid‑Pacific location offered a vital coaling station and naval base, allowing the United States to project power throughout the region and protect its growing commercial interests. National security concerns also played a role; many feared that without annexation, rival powers—particularly Japan—might seize the islands, threatening American holdings and influence.
Some advocates framed annexation as a humanitarian duty, claiming it would shield native Hawaiians from exploitation by foreign business interests. Others invoked the doctrine of manifest destiny, viewing the acquisition of Hawaii as a natural extension of America's continental expansion into the Pacific. Together, these arguments created a powerful political momentum that culminated in the 1898 annexation.