Spanish American War Timeline By Jtme309 Feb 24, 1895 The Second Cuban War for Independence Feb 11, 1896 Spanish send Valeriano Weyler to Cuba Feb 9, 1898 The De Lome Letter is published Feb 15, 1898 The USS Maine Explodes Apr 25, 1898 United States declares war on Spain Jul 1, 1898 Battle of San Juan Hill Jul 1, 1898 American forces land in Cuba Jul 25, 1898 American troops invade Puerto Rico Dec 10, 1898 Spain agrees to all US demands Dec 10, 1898 United States and Spain sign a cease-fire agreement Feb 4, 1899 War begins in the Phillipines Feb 6, 1899 Treaty of Paris is ratified