Question

what was the first war of the united staded ,when, how ,why,
did it happend.

Answer 1

Answer:

Explanation:

World War I, also known as the Great War, began in 1914 after the assassination of Archduke Franz Ferdinand of Austria. His murder catapulted into a war across Europe that lasted until Causes of the war included British attempts to restrict U.S. trade, the Royal Navy's impressment of American seamen and America's desire to expand its territory.1918.