For scale, population:

Iran: 81m
Iraq: 38m
Afgan: 35m
Vietnam (during Vietnam war) 38m
N Korea (during Korean war): 10m

Iran would be the largest nation we have been at war with since WWII and we know how Iraq and Vietnam turned out vs half the population.

— Michael R. Weinstein, Bookseller #EndTheOligarchy (@fToRrEeEsSt) January 3, 2020