I've added some more topics. I don't know if they're the broadest and most important, though. In many cases, I'm sure they're not, but I don't know which ones would be so considered. Please, please check and edit the entries in your areas of expertise. See talk:Wikipedia arranged by topic.
... in Scotland
include the Church of Scotland, the established church in Scotland
and smaller denominations such as the Free Church of Scotland[?] and the F ...