Answer: More usually called the Philippine-American War or the Philippine War, the Philippine Insurrection (1899–1902) was America's first conflict of the twentieth century. On 1 May 1898, at the beginning of the Spanish-American War Commodore George Dewey sank the Spanish fleet in Manila Bay, Philippines.
The Philippine–American War or the Filipino–American War, previously referred to as the Philippine Insurrection or the Tagalog Insurgency by the United States, was an armed conflict between the First Philippine Republic and the United States that lasted from February 4, 1899, to July 2, 1902