Axemblue, Vortex War general extraordinaire and forum noob at your service. I've been playing for quite a bit (level 22 without premium

Anyway, here is the primary reason why people who win games, win games: They have the most territory
sound obvious? well, unless you realize that risk is all about fortifying yourself better and faster than everyone else, you will lose
It's not about offense or defense, or miracle distribution patterns. If you have more land than your opponent, you win.
Thus, always try to expand whenever possible within your troop limit and prevent your opponent from doing the same.The minute you start defending an attack, you have lost. All other tactics should be to facilitate, catalyze or prevent your opponent's expansion. Exceptions exist, but those will be covered.
This may be revolutionary, or old news. Be sure to share your feedback as I continue the series!