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.
March 10 1876. it was made by alxander graham bell with his assistant thomas
I am niki but i dont know nothing of this
The First place was Poland! hope this helps