3 million in 1854 and 21million in 1900
Without the ability to burden, an administration will have not many assets to do anything. It can't successfully police its residents, shield its kin from unfamiliar intruders, or control business since it can't pay the related expenses. burdens all the more correctly, the cash they give make any remaining government activities conceivable.
From what I personally know, Germany wasn`t originally going for Stalingrad but Caucasus oil fields, but Russian forces would not surrender.
The answer is approval of conventions in three-fourths of the states.