Question: 5 times congress has declared war?
Answer: Since 1789, Congress has declared war 11 times, against 10 countries, during five separate conflicts: Great Britain (1812, War of 1812); Mexico (1846, War with Mexico); Spain (1898, Spanish-American War, also known as the War of 1898); Germany (1917, World War I); Austria-Hungary (1917, World War I); Japan (1941, World ...