They are in the era of the 1800's.
The striking feature of the Jacksonian era was an increase in the influence of the common man.
The Nile river and Huang are found at the location sites mentioned below.
The Huang or yellow River which is the second longest river in China originates from Bayan Har Mountains in western China, flows through nine provinces in central china and empties into the sea of Bohai near Dongying city.
Nile River in northern Africa is among the world's longest waterways.It rises from the south equator and flows in northward Africa and drain into Mediterranean sea. It's length is about 4132 miles.
Its basin includes Burundi, Tanzania , South Sudan , Uganda, Ethiopia, Rwanda, Democratic republic of Congo and some cultivated part of Egypt.
Answer:
Sharia literally means "the clear, well-trodden path to water". Sharia law acts as a code for living that all Muslims should adhere to, including prayers, fasting and donations to the poor. It aims to help Muslims understand how they should lead every aspect of their lives according to God's wishes. Background on Sharia law (BBC religion)