<span>The answer is US Froze Japan's assets and exports.
Japan was actually angry for the reason that although back then the US hasn't been formally involved in the war, that action actually transport a huge disadvantages from the Japanese in their war.
Consequently, they criticized the US Naval Base in Pearl Harbor, Hawaii. This bout lead the US to be formally complicated in the World War II.</span>
C. probing,it's supposed to evoke feelings and thoughts
Historians get their information from two different kinds of sources: primary and secondary. <span>Primary sources </span><span>are first hand sources; </span>secondary sources<span> are second-hand sources. For example, suppose there had been a car accident. The description of the accident which a witness gives to the police is a primary source because it comes from someone actually there at the time. The story in the newspaper the next day is a secondary source because the reporter who wrote the story did not actually witness it. The reporter is presenting a way of understanding the accident or an </span>interpretation<span>..</span>
It means that only the strongest survive
