<span>Russians, Prussians, Swedes, and Austrians</span>
Answer:
B. Arab nations placed an embargo on oil to America
Explanation:
Answer: sorry what are you trying to say!
Explanation: :)
I believe it's <span>C. visit China while in office.</span>
Answer:
The real and main reason was The Assassination of Archduke Francisco Ferdinand heir to the throne of Austria-Hungary in his visit in Bosnia. The Hero Gavrilo Princep killed him because he want his country to have independence.
There are also reasons like Imperialism, Nationalism, Militarism and many otherd