YI mean… Effectively they are. There is a process but unless you are a violent criminal or something your visa as a spouse isn’t going to be denied. The process is mainly to ferret out fraudulent ones, something you would seemingly be infavor of.

Children of British citizens are literally automatically citizens as well unless their parent was also born outside the UK. Even then in most cases they still will or can be, do you have any idea what you’re even talking about?