What is the sentence component analysis of As is true of any developed society in this sentence?

Cannot add after 1 As, because the subject of is is as. Besides, this is a normal word order, not an inverted sentence.

2. According to the traditional grammatical analysis, as is called relative pronoun, which leads to the non-restrictive attributive clause, which refers to the content of the whole sentence and acts as the subject of the attributive clause.

According to modern grammatical analysis, as is called "comparative conjunction or comparative pronoun", which leads to comparative adverbial clauses. It is in this sense that As acts as the subject of comparative clauses.

Loyalty: This is an idiom or a fixed collocation. It means "adapt to ..."; This is correct ... "... there is no inversion problem.