Merge from origin/emacs-28

56026242e4 Explain how to bind keys to non-ASCII sequences
7d592db0ab Document that 'transient-mark-mode' is off in batch mode

# Conflicts:
#	doc/emacs/custom.texi
#	doc/emacs/mark.texi

diff --cc doc/emacs/mark.texi
index db96093a17192ac46eb39bf80f04ed5cb4489aa1,01ebfb2c8583afec57fa55a8dd1eff68dbb1b4f0..5472a288d1e4e6b358faff061655b73422682ffe
--- 1/doc/emacs/mark.texi
--- 2/doc/emacs/mark.texi
+++ b/doc/emacs/mark.texi
@@@ -38,22 -35,10 +38,22 @@@ the mark; this turns off the highlighti
  deactivate the mark at any time, by typing @kbd{C-g}
  (@pxref{Quitting}).
  
-   The above default behavior is known as Transient Mark mode.
- Disabling Transient Mark mode switches Emacs to an alternative
- behavior, in which the region is usually not highlighted.
- @xref{Disabled Transient Mark}.
 +  Many commands limit the text on which they operate to the active
 +region.  For instance, the @kbd{M-%} command (which replaces matching
 +text) normally works on the entire accessible portion of the buffer,
 +but if you have an active region, it'll work only on that region
 +instead.
 +
 +  The mark is useful even if it is not active.  For example, you can
 +move to previous mark locations using the mark ring.  @xref{Mark
 +Ring}.  Additionally, some commands will have an effect even on an
 +inactive region (for example @dfn{upcase-region}).  You can also
 +reactivate the region with commands like @kbd{C-x C-x}.
 +
+   The above behavior, which is the default in interactive sessions, is
+ known as Transient Mark mode.  Disabling Transient Mark mode switches
+ Emacs to an alternative behavior, in which the region is usually not
+ highlighted.  @xref{Disabled Transient Mark}.
  
  @vindex highlight-nonselected-windows
    Setting the mark in one buffer has no effect on the marks in other