If your asking what type of battle it was it was a almost entirely air battle between Britian and Germany
Trans-Saharan trade requires travel across the Sahara between sub-Saharan Africa and North Africa. While existing from prehistoric times, the peak of trade extended from the 8th century until the early 17th century. ... Cattle were introduced to the Central Sahara (Ahaggar) from 4000 to 3500 BC.
Answer:
Clay, marble, and bronze if I remember correctly.
Explanation:
The figure of AmericanProgress is ushering an era of modernization, development, and advancement to the West, which in the painting is portrayed as a dark and savage place, especially when compared to the eastern side of the painting.