The 1900’s marked a turning point in American diplomacy as it began engaging in an increasingly aggressive expansionist policy during this time. This transfer from an essentially muted, rigid stance on foreign policy, to that of progressing involvement in world affairs, was due to intrinsic changes in the American economy and development in the mindset of the people. The onset of the Industrial Revolution, a lack of unexplored frontier remaining within the continental U.S., and a newfound trading and diplomatic relationship with China greatly influenced this shift in foreign policy. The United States began its extension of power and influence into the Pacific as it worked to strengthen their trade and diplomatic position throughout the Pacific
