Conclusion: How does the Black Death, the Hundreds
Year War, and the feudal
system contribute to the
end of Medieval Europe and
bring about instability over
time?

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.