Which early civilization had well organized unifed empire with an elaborate system of roads covering more then 10,000

Bridges of stone or reeds were also constructed to cover distances in a more direct route as ... There was even an appointed official, the Chaka Suyuyuq, responsible for inspecting the empire's bridges. Inca roads are very often more elaborate & well-constructed than was Alden Mason, J. The Ancient Civilizations of Peru.

The Incas, hope this helps

william marbury filed suit against secretary of state james madison because madison refused to deliver the justice of the peace commission former president john adams awarded marbury under the organic act of 1801.