The Neutrality Acts passed by Congress in the mid-1930s were efforts to

Limit our involvement in wars.

Explanation:

This Act lifted the arms embargo and put all trade with belligerent nations under the terms of "cash-and-carry." The ban on loans remained in effect, and American ships were barred from transporting goods to belligerent ports. The Neutrality Acts were laws passed in 1935, 1936, 1937, and 1939 to limit U. S. involvement in future wars