Who has the ultimate authority and control over u. s. foreign and military policy?

The president has the ultimate authority and control over U.S. foreign and military policy.The president is one of the world’s powerful political figures and  includes being the commander in chief of the world’s most expensive military. The president is the head of the state and directs the executive branch of the government of the United States.

Yes you are cute answer theories to explain the colonization of the new world the last great habitable landmass to be occupied by humans focus on the bering land bridge, or beringia, which emerge by siberia and alaska the last ice age.