RE use of hreflang
The language setting in Wordpress is set to EITHER UK or US resulting in "html lang="en-GB" or html lang=en-US"
However, if a website is aimed at ALL English speaking visitors - and there are two (or more) language versions on the web - then the English href lang would be hreflang="en" -
Does it matter that the site language is html lang="en-GB
and the href lang is different? ie hreflang="en"?
Wordpress site = and the hreflang (two of - 1 linking to alternate language) with one being