Respuesta :
The correct answer is: "United States"
The policy of isolationism was the approach adopted by the US in foreign policy after WWI and the failure of Woodrow Wilson's internationalism, specially during the 1930s. Two main reasons: rejecting to use war as an instrument of policy, and the severe economic crisis known as Great Depression, made US citizens reluctant to concern themselves about the growing sucess of fascism in Europe, and led to the enactment of the Neutrality Acts in 1935. These regulations prevented providing economic or military aid to any European country involved in the confrontations.
The country that followed a policy of isolationism in the 1930s is d.United States.
What is Isolationism?
Isolationism serves as a political philosophy which advocate a national foreign policy that opposes involvement in the political affairs.
It is a policy by united States in 1930s which made them to advocates neutrality and opposes entanglement in military alliances and mutual defense pacts.
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