During which decade did the u. s. pursue a policy of isolationism

The United States adopted a policy of isolationism after the First World War.  They had lost many men during the conflict and did not want to get involve in another war.  They also had to deal with the Depression.  They continued this policy until the outbreak of the Second World War.

wetland functions are defined as a process or series of processes that take place within a wetland. these include the storage of water, transformation of nutrients, growth of living matter, and diversity of wetland plants, and they have value for the wetland itself, for surrounding ecosystems, and for people.

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answer; (73%);