I think that the oldest department in the executive branch is the United States federal executive departments
I would say that the Mayan and Aztec civilizations influence would be especially in the architecture of their buildings and pyramids. The Mayans had well laid out stone complexes complete with temples, ball courts and had carved stelae or mythical figures in the complexes. The Aztecs had pyramids also, like the Temples of the Sun and Moon at Tenochtitlan near Mexico laid out according to their astronomical observations.
<span>Nazis used the imprisoned Jews for the purpose of forcing them to perform hard labor at various locations, as well as allowing doctors to use Jews for illegitimate medical experiments on them to see what the outcome would be on various experiments.</span>
A proxy war is two opposing crountries avoiding direct war
The Chinese decided to enter the Korean War on November 25-26, 1950. This was an enormous shock to the American forces, as well as to the United Nations. The United States, and in particular U.S. Gen. Douglas MacArthur, believed that the Chinese would not openly enter the war. When China did provide support to North Korea, the effect was catastrophic on the American forces, leading to a great expansion of the conflict.
