I'm really not sure I can establish this for you.
The Question and Answer section for The Nightingale (Philip Sidney poem) is a great resource to ask questions, find answers, and discuss the novel.
I'm really not sure I can establish this for you.
This is only a short-answer question site. Your question is pretty broad. Check out the theme statements below:
https://www.gradesaver.com/the-nightingale-philip-sidney-poem/study-guide/themes
I'm sorry, this is a short-answer forum designed for text specific question. We are unable to provide analysis on the forum. GradeSaver, however, has a complete study guide readily available for your use, which includes a poem analysis.