during which decade did the us pursue a policy of isolationism? 1910s 1920s 1930s 1940s

The correct answer is the 1930s.

Quick Scoop

During the 1930s, the United States most clearly followed a policy commonly described as isolationism, trying to stay out of growing conflicts overseas while focusing on domestic issues like the Great Depression. This attitude showed up in measures such as neutrality laws and strong public opposition to involvement in another European war before 1941.