Does it matter which country I am in to pursue this dive?

The best news about studying JavaScript is that no matter where you are in the world, you can learn JavaScript. The number of online tutorials is endless. As long as you have an internet connection, you can learn JavaScript, even from your phone!

The bottom line, the answer is no: it doesn't matter at all which country you are in.  Wherever you are, you can start learning or improving your JavaScript skills.  Truly, these days, if you want to become an expert in JavaScript, you just have to dive in and work hard!  Remember the Break Diver's Creed: No Rules. No Excuses. No Regrets.