Switch to US spelling

base/README.md

@@ -72,7 +72,7 @@ Release distribution is carried out only through the CTAN archives.
 Requirements
 ------------
 
-The LaTeX kernel requires the e-TeX extensions to TeX, which were finalised
+The LaTeX kernel requires the e-TeX extensions to TeX, which were finalized
 in the late 1990s and are available in modern TeX-derived engines. It also
 requires a set of common post-e-TeX extensions, generally known as the
 pdfTeX additions. These are available in all modern TeX engines.

base/classes.dtx

@@ -53,7 +53,7 @@
 %<*driver>
 \ProvidesFile{classes.drv}
 %</driver>
-              [2025/01/22 v1.4n
+              [2026-06-04 v1.4n
 %<article|report|book> Standard LaTeX document class]
 %<10pt|11pt|12pt>      Standard LaTeX file (size option)]
 %    \end{macrocode}
@@ -2715,7 +2715,7 @@
 \fi
 %    \end{macrocode}
 %    Until the whole of the parameter setting in these files is
-%    rationalised, we need to set the value of |\leftmargin| at this
+%    rationalized, we need to set the value of |\leftmargin| at this
 %    outer level.
 %    \begin{macrocode}
 \leftmargin  \leftmargini
@@ -2820,7 +2820,7 @@
 %</12pt>
 \let\@listI\@listi
 %    \end{macrocode}
-%    We initialise the parameters although strictly speaking that
+%    We initialize the parameters although strictly speaking that
 %    is not necessary.
 %    \begin{macrocode}
 \@listi
@@ -2951,7 +2951,7 @@
 %    Itemization is controlled by four commands: |\labelitemi|,
 %    |\labelitemii|, |\labelitemiii|, and |\labelitemiv|, which define
 %    the labels of the various itemization levels: the symbols used are
-%    bullet, bold en-dash, centered asterisk and centred dot.
+%    bullet, bold en-dash, centered asterisk and centered dot.
 %
 % \changes{v1.4n}{2021/06/11}{Drop incorrect space in \cs{labelitemiv} (gh/496)}
 %    \begin{macrocode}
@@ -3018,7 +3018,7 @@
 %
 % \begin{environment}{abstract}
 %    When we are producing a separate titlepage we also put the
-%    abstract on a page of its own. It will be centred vertically on
+%    abstract on a page of its own. It will be centered vertically on
 %    the page.
 %
 %    Note that this environment is not defined for books.
@@ -3557,7 +3557,7 @@
 %    We want to see if the caption fits on one line on the page,
 %    therefore we first typeset it in a temporary box.
 % \changes{v1.2q}{1994/05/29}{Use \cs{sbox}\cs{@tempboxa} instead of
-%    \cs{setbox}\cs{@tempboxa}\cs{hbox} to make this colour safe}
+%    \cs{setbox}\cs{@tempboxa}\cs{hbox} to make this color safe}
 %    \begin{macrocode}
   \sbox\@tempboxa{#1: #2}%
 %    \end{macrocode}

base/doc.dtx

@@ -45,7 +45,7 @@
 %<+package>
 %<+package>\ProvidesPackage{doc}
 %<+shortvrb>\ProvidesPackage{shortvrb}
-%<+package|shortvrb>  [2026-03-13 v3.0r
+%<+package|shortvrb>  [2026-06-01 v3.0r
 %<+package|shortvrb>   Standard LaTeX documentation package V3 (FMi)]
 %\catcode`\<=12
 %
@@ -5033,7 +5033,7 @@
 % \begin{macro}{\check@checksum}
 % \changes{v1.5k}{1989/09/04}{Macro added to support checksum.}
 % This reports the sum compared with the value (|\bslash@cnt|) the
-% file advertises.  It's called from |\Finale| (if that hasn't been
+% file advertizes.  It's called from |\Finale| (if that hasn't been
 % re-defined).
 % \changes{v2.1f}{2016/02/12}{Suppress \cs{CheckSum} check if no checksum
 %    is specified in the file}
@@ -5072,7 +5072,7 @@
 % \begin{tcounter}{\bslash@cnt}
 % \changes{v1.5k}{1989/09/04}{Macro added to support checksum.}
 % We need to define counters, |\bslash@cnt| for the number of
-% backslashes counted and |\check@sum| for the value advertised by the
+% backslashes counted and |\check@sum| for the value advertized by the
 % file if any. A negative value means there is no checksum checking which is the default.
 % \changes{v2.1f}{2016/02/12}{Suppress \cs{CheckSum} check if no checksum
 %    is specified in the file}

base/doc/clsguide.tex

@@ -42,7 +42,7 @@
     \texttt{clsguide.tex} for full details.}%
 }
 
-\date{2025-12-06}
+\date{2026-06-01}
 
 \NewDocumentCommand\cs{m}{\texttt{\textbackslash\detokenize{#1}}}
 \NewDocumentCommand\marg{m}{\arg{#1}}
@@ -521,7 +521,7 @@ \subsection{Declaring options}
 
 It is possible to pass options on to another package or class, using the
 command |\PassOptionsToPackage| or |\PassOptionsToClass| (note that this is a
-specialised operation that works only for option names): see
+specialized operation that works only for option names): see
 Section~\ref{sec:opmove}. For example, to pass every unknown option on to the
 |article| class, you can use:
 \begin{verbatim}
@@ -628,14 +628,14 @@ \subsection{Example: a newsletter class}
 \begin{verbatim}
    \LoadClass[twocolumn]{article}
 \end{verbatim}
-Since the newsletter is to be printed in colour, it now loads the |color|
+Since the newsletter is to be printed in color, it now loads the |color|
 package. The class does not specify a device driver option since this should be
 specified by the user of the |smplnews| class.
 \begin{verbatim}
    \RequirePackage{color}
 \end{verbatim}
 The class then redefines |\maketitle| to produce the title in 72\,pt Helvetica
-bold oblique, in the appropriate colour.
+bold oblique, in the appropriate color.
 \begin{verbatim}
    \renewcommand{\maketitle}{%
       \twocolumn[%
@@ -1480,7 +1480,7 @@ \subsubsection{Templates (prototype document commands)}
 which allow variation in outcomes. A typical use of templates will make use of
 most or all of |\NewTemplateType|, |\DeclareTemplateInterface|,
 |\DeclareTemplateCode|, |\DeclareInstance| and |\UseInstance|, plus potentially
-some more specialised commands. These are described in \texttt{lttemplates-doc}
+some more specialized commands. These are described in \texttt{lttemplates-doc}
 in full detail.
 
 \subsection{Preparing link targets}

base/docstrip.dtx

@@ -31,7 +31,7 @@
 \def\filename{docstrip.dtx}
 \def\fileversion{v2.6c}
 \def\filedate{2024-12-23}
-\def\docdate {2025-09-23}
+\def\docdate {2026-06-01}
 %%
 %
 %\iffalse
@@ -2810,7 +2810,7 @@ Z
 %    |@@@@| is hidden from these replacements by temporarily turning
 %    it into a pair of letters with different category codes, not
 %    produced by \ds; this allows to get |@@| in the
-%    output. The replacement function is initialised as a do-nothing
+%    output. The replacement function is initialized as a do-nothing
 %    for the case where |%<@@=| is never seen. 
 %    \begin{macrocode}
 \begingroup

base/ifthen.dtx

@@ -42,7 +42,7 @@
 %<driver>\ProvidesFile{ifthen.drv}
 % \fi
 %         \ProvidesFile{ifthen.dtx}
-          [2024/03/16 v1.1e Standard LaTeX ifthen package (DPC)]
+          [2026-06-01 v1.1e Standard LaTeX ifthen package (DPC)]
 %
 % \iffalse
 %<*driver>
@@ -381,7 +381,7 @@
 % \end{macro}
 %
 % \begin{macro}{\TE@eval}
-% Initialise a term. (Expanded on the first pass).
+% Initialize a term. (Expanded on the first pass).
 %    \begin{macrocode}
 \def\TE@eval{\noexpand\TE@negatefalse\noexpand\iftrue\noexpand\ifnum}
 %    \end{macrocode}

base/ltboxes.dtx

@@ -33,7 +33,7 @@
 %<*driver>
 % \fi
 \ProvidesFile{ltboxes.dtx}
-             [2026/04/13 v1.4j LaTeX Kernel (Box Commands)]
+             [2026-06-04 v1.4j LaTeX Kernel (Box Commands)]
 % \iffalse
 \documentclass{ltxdoc}
 \GetFileInfo{ltboxes.dtx}
@@ -70,7 +70,7 @@
 % |s| stretched,\\
 % |l| flushleft,\\
 % |r| flushright,\\
-% |c| (default) centred.
+% |c| (default) centered.
 % \end{tabular}
 %
 % If \meta{wid} is missing, then \meta{pos} is also missing and
@@ -81,7 +81,7 @@
 %            and height $y * |\unitlength|$.
 % \meta{pos} arguments are
 %  |s|, |l|, |r| or |c| (default) for stretched, flushleft, flushright
-%  or centred, and  |t| or |b|
+%  or centered, and  |t| or |b|
 %            for top, bottom -- or combinations like  |tr| or |rb|.
 %            Default for horizontal and vertical are centered.
 % Note that in this picture mode version of |\makebox| a [b] aligns on
@@ -1684,7 +1684,7 @@
 %  \begin{macro}{\rightline}
 %  \begin{macro}{\centerline}
 %  \begin{macro}{\@@line}
-%    These macros place text on a full line either centred or left or
+%    These macros place text on a full line either centered or left or
 %    right adjusted.
 %    \begin{macrocode}
 \def\@@line{\hb@xt@\hsize}

base/ltclass.dtx

@@ -33,7 +33,7 @@
 %<*driver>
 % \fi
 \ProvidesFile{ltclass.dtx}
-             [2025/07/07 v1.5n LaTeX Kernel (Class & Package Interface)]
+             [2026-06-01 v1.5n LaTeX Kernel (Class & Package Interface)]
 % \iffalse
 \documentclass{ltxdoc}
 \GetFileInfo{ltclass.dtx}
@@ -68,7 +68,7 @@
 % \changes{v1.0z}{1998/03/21}{Added to documentation of filecontents}
 % \changes{v1.1c}{1998/08/17}{(RmS) Minor documentation fixes.}
 % \changes{v1.3o}{2020/08/21}{Integration of new hook management interface}
-% \changes{v1.4f}{2021/08/25}{Standardise generic hook names (gh/648)}
+% \changes{v1.4f}{2021/08/25}{Standardize generic hook names (gh/648)}
 %
 %
 % \section{Introduction}
@@ -551,7 +551,7 @@
 %
 %  \begin{macro}{\@raw@classoptionslist}
 %    List of options of the main class (unprocessed).
-% \changes{v1.4b}{2021/05/18}{Initialise to \cs{relax} to match \cs{@classoptionslist}}
+% \changes{v1.4b}{2021/05/18}{Initialize to \cs{relax} to match \cs{@classoptionslist}}
 %    \begin{macrocode}
 \let\@raw@classoptionslist\relax
 %    \end{macrocode}
@@ -2313,7 +2313,7 @@
 %<latexrelease>\def\load@onefilewithoptions#1[#2][#3]#4{%
 %    \end{macrocode}
 %
-%    We have to sanitise file names, so that something like
+%    We have to sanitize file names, so that something like
 % \begin{verbatim}
 %   \usepackage{some/local/path/array}
 %   \usepackage{array}

base/ltcmd.dtx

@@ -34,7 +34,7 @@
 %%% From File: ltcmd.dtx
 %
 %    \begin{macrocode}
-\def\ltcmdversion{v1.3l}
+\def\ltcmdversion{v1.3m}
 \def\ltcmddate{2026-06-01}
 %    \end{macrocode}
 %
@@ -63,6 +63,7 @@
 %   only in \texttt{xparse.dtx}}
 % \changes{v1.3j}{2026-02-25}{Add documentation as part of \texttt{cmdguide}
 %   work}
+% \changes{v1.3m}{2026-06-01}{Switch to US spelling for macro names}
 %
 % \subsection{Overview}
 %
@@ -3212,7 +3213,7 @@
 %   copy.  Contrary to \cs{@@_bad_def:wn} though, when this happens the
 %   issue is most likely internal, because the command was already
 %   (supposedly) correctly defined so it should be copyable.  Hopefully
-%   this macro will never be used ever, but if it does, apologise and
+%   this macro will never be used ever, but if it does, apologize and
 %   give the reason for the failure so the user can report.
 %    \begin{macrocode}
 \cs_new_protected:Npn \@@_cant_copy:nwn #1 #2 \@@_break_point:n #3
@@ -4579,7 +4580,7 @@
 % \changes{v1.3h}{2025-11-04}{Update for \cs{NoValue} adjustment}
 % \begin{macro}{\@@_grab_E:nnNN}
 % \begin{macro}{\@@_grab_E_loop:NnN}
-% \begin{macro}{\@@_grab_E_finalise:}
+% \begin{macro}{\@@_grab_E_finalize:}
 %   Everything here needs to point to a loop.
 %    \begin{macrocode}
 \cs_new_protected:Npn \@@_grab_E:w #1#2 \@@_run_code:
@@ -4621,7 +4622,7 @@
       }
     \prop_clear:N \l_@@_tmp_prop
     \tl_set:Nn \l_@@_signature_tl {#2}
-    \cs_set_protected:Npn \@@_grab_E_finalise:
+    \cs_set_protected:Npn \@@_grab_E_finalize:
       {
         \tl_map_inline:nn {#1}
           {
@@ -4637,14 +4638,14 @@
 \cs_new_protected:Npn \@@_grab_E_loop:NnN #1#2#3#4 \q_recursion_stop
   {
     \cs_if_eq:NNTF #3 \q_recursion_tail
-      { \@@_grab_E_finalise: }
+      { \@@_grab_E_finalize: }
       {
         #1 #3
           { \l_@@_fn_tl #3 {#2#4} }
           { \@@_grab_E_loop:NnN #1 {#2#3} #4 \q_recursion_stop }
       }
   }
-\cs_new_protected:Npn \@@_grab_E_finalise: { }
+\cs_new_protected:Npn \@@_grab_E_finalize: { }
 %    \end{macrocode}
 % \end{macro}
 % \end{macro}

base/ltcmdhooks.dtx

@@ -20,7 +20,7 @@
 %<*driver>
 % \fi
 \ProvidesFile{ltcmdhooks.dtx}
-             [2026-03-12 v1.0n LaTeX Kernel (Command hooks)]
+             [2026-06-01 v1.0n LaTeX Kernel (Command hooks)]
 % \iffalse
 %
 \documentclass{l3in2edoc}
@@ -625,7 +625,7 @@
 %
 %    \begin{macrocode}
 %<latexrelease>\IncludeInRelease{2021/11/15}{\@@_try_put_cmd_hook:n}%
-%<latexrelease>                 {Standardise~generic~hook~names}
+%<latexrelease>                 {Standardize~generic~hook~names}
 %<latexrelease>\cs_new_protected:Npn \@@_try_put_cmd_hook:n #1
 %<latexrelease>  { \@@_try_put_cmd_hook:w #1 / / / \s_@@_mark {#1} }
 %<latexrelease>\cs_new_protected:Npn \@@_try_put_cmd_hook:w
@@ -639,7 +639,7 @@
 %
 %    \begin{macrocode}
 %<latexrelease>\IncludeInRelease{2021/06/01}{\@@_try_put_cmd_hook:n}%
-%<latexrelease>                 {Standardise~generic~hook~names}
+%<latexrelease>                 {Standardize~generic~hook~names}
 %<latexrelease>\cs_new_protected:Npn \@@_try_put_cmd_hook:n #1
 %<latexrelease>  { \@@_try_put_cmd_hook:w #1 / / / \s_@@_mark {#1} }
 %<latexrelease>\cs_new_protected:Npn \@@_try_put_cmd_hook:w
@@ -1262,7 +1262,7 @@
 %   duplicates any catcode~6 token, and expands tokens \cs{ifx}-equal to
 %   \cs{c_@@_hashes_tl}, and leaves all other tokens \cs{notexpanded} with
 %   \cs{exp_not:N}.  Unfortunately pairs of explicit catcode~1 and
-%   catcode~2 character tokens are normalised to |{|$_1$ and |}|$_1$
+%   catcode~2 character tokens are normalized to |{|$_1$ and |}|$_1$
 %   because it's not feasible to expandably detect the character code
 %   (\emph{maybe} it could be done using something along the lines of
 %   \url{https://tex.stackexchange.com/a/527538}, but it's far too much
@@ -1789,10 +1789,10 @@
 %
 %    \begin{macrocode}
 %<latexrelease>\IncludeInRelease{2023/06/01}{wrong-cmd-hook}%
-%<latexrelease>                 {Standardise~generic~hook~names}
+%<latexrelease>                 {Standardize~generic~hook~names}
 %<latexrelease>\EndIncludeInRelease
 %<latexrelease>\IncludeInRelease{2021/06/01}{wrong-cmd-hook}%
-%<latexrelease>                 {Standardise~generic~hook~names}
+%<latexrelease>                 {Standardize~generic~hook~names}
 %<latexrelease>\msg_new:nnnn { hooks } { wrong-cmd-hook }
 %<latexrelease>  {
 %<latexrelease>    Generic~hook~`cmd/#1/#2'~is~invalid.

base/ltdefns.dtx

@@ -32,7 +32,7 @@
 %<*driver>
 % \fi
 \ProvidesFile{ltdefns.dtx}
-             [2025/10/01 v1.5w LaTeX Kernel (definition commands)]
+             [2026-06-01 v1.5w LaTeX Kernel (definition commands)]
 % \iffalse
 \documentclass{ltxdoc}
 \GetFileInfo{ltdefns.dtx}
@@ -629,15 +629,15 @@
 %    \LaTeX\ |[|\meta{digit}|]| form; in fact \meta{digit} can be
 %    anything such that |\number|~\meta{digit} is single digit.
 %
-%    Reorganised slightly so that |\renewcommand{\reserved@a}[1]{foo}|
+%    Reorganized slightly so that |\renewcommand{\reserved@a}[1]{foo}|
 %    works.  I am not sure this is worth it, as a following
 %    |\newcommand| would over-write the definition of |\reserved@a|.
 %
 %    Recall that \LaTeX2.09 goes into an infinite loop with\\
 %    |\renewcommand[1]{\@tempa}{foo}|\\
 %    (DPC 6 October 93).
 %
-%    Reorganised again (DPC 1999). Rather than make a loop to
+%    Reorganized again (DPC 1999). Rather than make a loop to
 %    construct the argument spec by counting, just extract the
 %    required argument spec by using a delimited argument (delimited
 %    by the digit).  This is faster and uses less tokens. The coding

base/ltdirchk.dtx

@@ -38,7 +38,7 @@
 % \fi
 % \fi
 \ProvidesFile{ltdirchk.dtx}
-             [2024/11/02 v1.3b LaTeX Kernel (System Dependent Parts)]
+             [2026-06-01 v1.3b LaTeX Kernel (System Dependent Parts)]
 % \iffalse
 % \iffalse
 \documentclass{ltxdoc}
@@ -347,7 +347,7 @@
 % \changes{v1.0l}{1995/10/17}
 %         {Modify initex version of \cs{ProvidesFile}}
 % \changes{v1.0n}{1995/11/01}
-%         {Initialise \cs{@addtofilelist} to \cs{@gobble}}
+%         {Initialize \cs{@addtofilelist} to \cs{@gobble}}
 % This is a special version of |\ProvidesFile| for initex use.
 % \changes{v1.0x}{2001/05/25}{Explicitly set catcode of
 %                              \cs{endlinechar} to 10 (pr/3334)}