https://en.wikipedia.org/wiki/Spanish–American_War#Making_peace1899
Today in American Military History -- 1899
The Spanish-American War officially ends. Hostilities were halted on August 12, 1898, with the signing in Washington of a Protocol of Peace between the United States and Spain. After over two months of difficult negotiations, the formal peace treaty, the Treaty of Paris, was signed in Paris on December 10, 1898, and was ratified by the United States Senate on February 6, 1899.