Question: which country has declared war the most?
Answer: 2/9 2 - United States of America. Getty., 3/9 3 - Rwanda. Getty Images., 4/9 4 - United Kingdom. Getty Images., 5/9 5 - Estonia. Getty., 6/9 6 - France. AFP\Getty., 7/9 7 - Australia., 8/9 8 - Chad. AP., 9/9 9 - Niger.