The answer to the question "What four concepts are discussed in the political writings of John Milton", is that Milton discussed
(1) The people's right to select and eliminate rulers; (2) His support for the Commonwealth; (3) The desire of the citizen's, to live without a monarchy; and (4) The freedom of speech.
Step-by-step explanation:
Milton's political essays of abiding importance. These comprise the whole of Areopagitica, The Tenure of Stars and Magistrates, A proof of the People of England, The Second Defence of the People of England, The Readie and Easie Way to Establish a Free Commonwealth and Mr. John Milton's Character of the Long Parliament. John Milton (1608-1674) was the writer also of Paradise Lost and Paradise Regained and worked as Latin secretary to Oliver Cromwell through the Commonwealth.