The sinking of the Lusitania was a big one.
The US did enter World War 1, though not till 1917.
the main reason for World War 1 starting is tensions between the major countries of Europe(Britain,France,Russia,Germany and Austria-Hungary)
The significance would have to be along these lines: 1. thousands of people were killed in a Japanese aircraft attack 2. Pearl Harbor was a major military base, which is the reasoning behind the attacks It forced the US to enter World War II
Isolationism was prevalent at that time..... and popular among the American People.
Women's entrance into the workforce during World War I
unrestricted submarine warfare
The US did enter World War 1, though not till 1917.
us(united state ) enter to the war.
The U.S. was never unable to enter World War 2. It had the resources and manpower. The reason why the U.S. didn't enter the war at first is because they wanted to remain neutral rather than get involved in foreign affairs.
The reason was because of slavery and books
the main reason for World War 1 starting is tensions between the major countries of Europe(Britain,France,Russia,Germany and Austria-Hungary)
Tension
Germany's unrestricted submarine warfare
The sinking of the Lusitania was a big one.
The reason the US entered war world 2 was that Japan had destroyed the USA's base at Pearl Harbor in Hawaii.
the main reason for World War 1 starting is tensions between the major countries of Europe(Britain,France,Russia,Germany and Austria-Hungary)
The machine gun was the greatest reason for loss of life during the first world war. Disease was the 2nd biggest reason for loss of life. After the war, over 22 million people died of tuberculosis worldwide.