The Silk Road began as a way for countries to trade things such as Silk, Horses, Nephrite Jade, Lapis Lazuli, Spinel, etc...
i think you mean antibiotic ... but Alexander Fleming was the one who advanced the antibiotic (world) and was responsible for creating these categories of medicine... this affected the 20th century because millions of people use antibiotics everyday and without them... many diseases would still affect people without a cure
Answer:
Natural rights and popular sovereignty
Explanation:
In relation to democracy, natural rights are each individual person's right to life, liberty, and the pursuit of happiness (if based on Thomas Jefferson's ideals, life liberty and property if based on John Locke's ideals) which are pretty important as they give each person their indivudual freedoms. Poplar sovereugnty basically means that elected representatives get their power from the consent of the people, which most modern day democracys rely on to stay functioning effectively.
