The main provision of the antarctic treaty system is

answer=(oversee the conversion of peacetime industry to war industry)

hope this : d

in november 1781, john hanson became the first president of the united states in congress assembled, under the articles of confederation. many people have argued that john hanson, and not george washington, was the first president of the united states, but this is not quite true.

explanation:

i am sure the answer is d