Ibn battuta proposed that mogadishu, " is a town endless in its size." why were the swahili city-states so wealthy and powerful? what eventually happened to them?

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.

because he created electricity

hey i did something like that before, what is the quesiton?