The final Chapter of the Book, Chapter 20, considers the amendments that have been published by the US Department of Defense since the publication of the original Manual text. The preceding Chapters of the Book have considered the text as originally published. In Chapter 20, the amendments are exposed to careful scrutiny. The first set of amendments, published on 31 May 2016, consist of minor changes to the discussion of proportionality in section 2.4, minor revisions of the discussion of the principle of honour in section 2.6, substantial revisions of the discussion of journalists in section 4.24, some minor changes for stylistic consistency, the correction of some typographical or administrative errors and adjustments to punctuation and spacing. In a further set of amendments published on