You can't.
CAN SOMEONE TELL ME HOW CAN I GET FREE GOLD OR FREE MONEY OR FREE TANKS, IN WoT PLEASE, I DON'T KNOW WHAT TO DO, I HAVE BEEN PLAYING THIS GAME SINCE 2012 AND I CAN'T GET A TIER X BECAUSE IT'S TOO DIFFICULT AND I DON'T WANT TO PAY REAL MONEY, CAN SOMEONE HELP ME PLS??