Using the United States and Japan as an example, one prominent similarity would be that both countries practice the economic system of capitalism, while a major difference would be that the United States is a heavy exporter while Japan in a heavy importer.
Answer:Archduke Franz Ferdinand of Austria, heir to the Austro-Hungarian throne and his wife Sophie, Duchess of Hohenberg were assassinated in Sarajevo on 28 June 1914. They were shot to death by Gavrilo Princip, a Bosnian student and member of the Serbian secret society "Black Hand".
Explanation:
He believed that the Arabic Numeral System was more efficient than the Roman Numeral System.
He also believed that his system, named the Fibonacci Sequence, occurred throughout nature in processes like evolution and even the distances of the planets from the sun (which is crazy). There's still debate on whether it really applies or not, but the number of things things people have found that do work is immense.