King Kalākaua signed a new constitution under pressure, later called the “Bayonet Constitution.” It reduced the monarch’s authority and changed voting rules in ways that increased political power for many non-Hawaiian residents and business interests. These changes helped set the stage for later conflicts over who would control Hawaiʻi’s government.
A group led by Robert W. Wilcox attempted an armed uprising in Honolulu to restore the stronger monarch-centered system that existed before 1887. The revolt failed and the 1887 constitution remained in force. The event showed that the kingdom’s political crisis had become unstable and could turn violent.
A small group of mostly pro-annexation leaders in Honolulu, known as the Committee of Safety, moved to remove Queen Liliʻuokalani from power and declared a new provisional government. The overthrow became the central turning point that ended the Hawaiian Kingdom’s ability to govern independently. It also launched a sustained political campaign to bring Hawaiʻi under U.S. control.
After the overthrow, President Grover Cleveland sent James H. Blount to investigate events in Hawaiʻi. Blount’s findings, delivered to Cleveland, argued that U.S. actions—especially those connected to U.S. diplomatic and military presence—had improperly helped the overthrow succeed. The report strengthened Cleveland’s opposition to annexation at that time.
President Cleveland formally sent the situation in Hawaiʻi to Congress, describing the U.S. role as a serious wrong and urging a return toward the prior status where possible. This step moved the dispute from executive action into a public political fight in Washington. It also helped trigger a competing Senate investigation.
The U.S. Senate Foreign Relations Committee issued the Morgan Report after taking testimony about the overthrow. It contradicted the Blount Report on key points and generally defended the conduct of U.S. officials and troops. Together, the two reports highlighted deep disagreement in the U.S. about responsibility and the proper policy toward Hawaiʻi.
Hawaiʻi’s new leaders replaced the provisional government with the Republic of Hawaiʻi. Sanford B. Dole became president of the republic, and the new government continued to pursue annexation. This transition was meant to stabilize the post-overthrow regime and strengthen its standing in foreign affairs.
The U.S. Congress approved annexation through a joint resolution known as the Newlands Resolution, which President William McKinley signed into law. This action asserted U.S. sovereignty over Hawaiʻi and ended the republic’s status as an independent country. It marked a major step in U.S. territorial expansion in the Pacific.
A formal transfer ceremony in Honolulu marked the practical changeover from the Republic of Hawaiʻi to U.S. control. While the joint resolution was signed in July, this ceremony became the public moment when U.S. authority was raised and the republic’s governing era ended. It also began the transition period before a territorial government was created by Congress.
Congress passed the Hawaiian Organic Act, organizing Hawaiʻi as a U.S. territory and setting up its civil government. The act established territorial institutions under U.S. authority, including a governor appointed by the President. Territorial status expanded U.S. governance in the islands while limiting local self-rule compared with statehood.
Congress enacted the Hawaiian Homes Commission Act, creating a homesteading program intended to rehabilitate Native Hawaiians through access to land. The program set aside certain public lands and established rules for long-term leases. The act became one of the most important federal laws shaping land policy in territorial Hawaiʻi and later state constitutional commitments.
Japan’s attack on Pearl Harbor brought the United States into World War II and put Hawaiʻi at the center of Pacific military strategy. The wartime period intensified federal control and military presence in the islands. It also reshaped public attention to Hawaiʻi as part of U.S. national security and identity.
In the 1954 territorial elections, Democrats won control of both houses of the territorial legislature, ending a long period of Republican dominance. The shift is often described as a political “revolution” because it changed who had governing influence in the territory and weakened older business-centered power structures. This new political landscape supported a stronger push toward equal status as a U.S. state.
President Dwight D. Eisenhower signed the Hawaii Admission Act, the federal law that provided for Hawaiʻi’s admission as a state. The act set the legal terms for joining the Union and required local approval through a vote. It turned decades of statehood advocacy into a defined, scheduled process.
Residents voted on whether to accept the terms of the Admission Act, and the “yes” vote cleared the final major local requirement for statehood. This referendum provided political legitimacy for the final admission step. It also signaled a broad public desire to move beyond territorial status.
By presidential proclamation, Hawaiʻi was admitted to the Union as the 50th state. This ended the territorial period and granted full state-level representation and political standing within the United States. Statehood became the closing outcome of the annexation-and-territory era that began with the 1893 overthrow and 1898 annexation.
Overthrow of the Hawaiian Kingdom, Annexation, and Territorial Period (1893–1959)