The purpose of the 13th amendment was to abolish slavery and involuntary servitude in all of the American states.
Aristotle is famous for:
1. His contributions to philosophy (critique of Plato's theory of perfect forms in which he observed that true reality exists in exactly in the physical existence Plato rejected; philosophy based on direct observation and experience rather than abstract thought and reasoning, etc.)
2. His contributions to biology and the scientific method (observation based conclusions, his method for classifying organisms)
3. His extensive writings on a wide variety of topics (including metaphysics, music, politics, and poetry)
and
4. His roles as the student of Plato and the personal tutor of famous leader Alexander the Great
Abraham Lincoln- preserved the union
Ronald Regan - trickledown economics
Theodore Roosevelt- built Panama Canal
George Washington - commanded continental army
Franklin D Roosevelt - new deal program
Thomas Jefferson - Louisiana Purchase
Andrew Jackson - expanded presidency
John Marshall - Marbury v Madison
The transcontinental railroad. Because of it, goods were able to be exchanged between the west and east and Chinese immigrants mainly worked on it.