The Spanish-American War of 1898 settled the status of the United States as a Pacific power. U.S. success in the war allowed a peace treaty that compelled the Spanish to resign claims on Cuba, and to cede sovereignty over Guam, Puerto Rico, and the Philippines to the United States. During the conflict, the United States annexed the independent state of Hawaii as well. Therefore, the war enabled the United States to secure its power in the Caribbean region and to seek its economic interests in Asia.
It wasn’t sanitary so if there is a lot of unhealthy bacteria then it will most likely lead to sickness or disease which without medical attention could lead to death
In 1939, France and Great Britain declared war on Germany as a direct result of Germany invading Poland. Known as September Campaign in Poland and Poland Campaign in Germany, the invasion happened on September 1, 1939 which was followed by the Soviet Union invading the Poland on September 17, 1939. After failing to comply to Sir Henderson's (Great Britain's ambassador to Germany) ultimatum to cease the invasion, the Great Britain declared war on Germany with France following.