Most notably Thebes<span>, and the </span>Delian League<span> led by </span>Athens<span> with support from </span><span>Argos. those are some of spartas allies
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Previous military policies had created massive killings throughout long years on a war of aggression. Brinkmanship, as showed in history was used to let another country stop its war through massive retaliation. It is a more dangerous option to use nuclear weapons as a sign of power and capability to kill more people including civilians in a fast mode.
I think the correct answer for that would be to B.Declare War
The Louisiana Purchase by far, it doubled the nation's land and acquired New Orleans
