<span>A. tensions in the Cold War</span>
Dwight D. Eisenhower (1890-1969), a Republican, was the popular 34th President of the United States, serving two terms from 1953 to 1961. Prior to his presidency,Eisenhower was a lifelong military man, commanding the D<span>-Day invasion while serving as Supreme Allied Commander in Europe during World War II.
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Answer;
The open door policy
Explanation;
Us secretary of state John Hay established the Open door policy which opened China's ports to European trade.
Open Door policy was a statement of principles initiated by the United States in 1899 and 1900 for the protection of equal privileges among countries trading with China and support of Chinese territorial and administrative integrity. John Hay, the secretary of state proposed this policy under president McKinley towards China for all countries.