Answer: The team of Allies won the first World War. The Allies consisted of many countries, which were the United Kingdom, United States of America, France, Italy, and Japan. They together defeated the Central Powers to announce themselves as the winners of the first World War.
The Central Powers consisted of the Ottoman Empire, Imperial Germany, and Austro-Hungary Empire. This war lasted for around five years and ended with the signing of the Versailles treaty during the year 1919.
The economy of the whole world was drastically impacted by this war. This war ruins the homes of many families, and takes the lives of many individuals.