US they have tanks good for anything and their Air is great too. The US have good light tanks and medium tanks and AA/TDS like the Dusters.
I agree with you USSR is just T34s then alot of T54/55’s their heavys are good but have such long reloads and they have kinda no lights till 7.3
And for +100% extra Russian Bias X-ray vision and Fly, go for Rossia