December 10
Treaty of Paris Concludes Spanish-American War
Negotiators from the United States and Spain signed the Treaty of Paris on December 10, 1898, formally ending the Spanish-American War and transferring Spain’s remaining colonial holdings in the Caribbean and Pacific to American control.
Summary
Following Spain's decisive naval defeats in the Spanish-American War of 1898, negotiators from the United States and Spain met in Paris to formalize peace terms. The conflict had begun over Cuban independence but quickly expanded to include the Philippines and other Spanish possessions. On December 10, 1898, the Treaty of Paris was signed, officially ending hostilities. Spain relinquished sovereignty over Cuba, ceded Puerto Rico and Guam to the United States, and transferred the Philippines for a payment of twenty million dollars. The agreement marked America's emergence as a colonial power with overseas territories.
Context
The Spanish-American War grew out of Cuba’s long struggle for independence from Spain. American newspapers amplified reports of Spanish repression on the island, and the February 1898 explosion of the USS Maine in Havana harbor intensified public pressure on President William McKinley to intervene. Congress authorized military action in April, and the conflict quickly expanded beyond the Caribbean when U.S. naval forces under Commodore George Dewey destroyed the Spanish squadron at Manila Bay in the Philippines on May 1.
What Happened
An armistice signed in Washington on August 12 halted active fighting and set the stage for formal peace talks. The conference opened in Paris on October 1, with the United States represented by a commission chaired by former Secretary of State William R. Day. After McKinley instructed his negotiators to demand the entire Philippine archipelago, Spain reluctantly agreed to cede the islands in exchange for a $20 million payment. On December 10 the plenipotentiaries signed the treaty in Paris, under which Spain relinquished sovereignty over Cuba, ceded Puerto Rico and Guam outright, and transferred the Philippines for the stipulated sum.
Aftermath
The U.S. Senate ratified the treaty on February 6, 1899, and ratifications were exchanged in April, bringing the agreement into force. American forces remained in the Philippines, where Filipino nationalists who had fought alongside the United States against Spain now resisted the new occupiers, sparking the Philippine-American War. In Cuba, U.S. military government continued until 1902, when the island gained formal independence under conditions that preserved substantial American influence.
Legacy
The Treaty of Paris marked the United States’ emergence as an overseas colonial power and shifted American foreign policy toward greater global engagement. Domestic debate over imperialism, led by the Anti-Imperialist League, shaped the 1900 presidential election and continued to influence U.S. policy debates well into the twentieth century. For Spain the loss of its remaining empire triggered a period of national introspection known as the Generation of ’98 and accelerated its decline as a European power.
Why It Matters
The treaty transferred significant territories to U.S. control, reshaping Caribbean and Pacific geopolitics while fueling domestic debates over imperialism that influenced American foreign policy into the twentieth century. It also accelerated Spain's decline as a global empire and prompted independence movements in its former colonies.
Related Questions
What territories changed hands under the Treaty of Paris?
Spain ceded Puerto Rico and Guam to the United States, relinquished all claims to Cuba, and transferred the Philippines in exchange for $20 million.
Where and when were the peace negotiations held?
The conference opened on October 1, 1898, in Paris and concluded with the signing of the treaty on December 10 of the same year.
Why did the United States acquire the Philippines?
President McKinley concluded that retaining the entire archipelago was necessary on political, commercial, and strategic grounds after Dewey’s victory at Manila Bay.
What immediate conflict followed the treaty in the Philippines?
Filipino nationalists who had allied with the United States against Spain turned against American forces, beginning the Philippine-American War in 1899.
How did the treaty affect Cuba’s status?
Cuba gained formal independence in 1902 but remained under U.S. military occupation until then and later operated under the Platt Amendment, which preserved significant American influence.
Related Portfolio Site
America 250 Atlas: The Treaty of Paris concluded the Spanish-American War, a key milestone in U.S. expansion and founding-era diplomatic history.
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Sources
- On This Day - What Happened on December 10 - Britannica, Encyclopædia Britannica. Accessed 2026-07-07.