From reading a previous answer you know that I consider all those aspects to be part of American cultural myth and thus they figure into good American poetry whether the poet is aware of what he is doing or not.
Distinctly American poetry is usually written in the context of one's geographic landscape sometimes out of one's cultural myths and often with reference to gender and race or ethnic origins.
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I don't like political poetry and I don't write it. If this question was pointing towards that I think it is missing the point of the American tradition which is always apolitical even when the poetry comes out of politically active writers.