Answer:
The Industrial Revolution would turn London into one of the world’s first megacities as it grew the swallow up several parishes and areas that had once been farmland and created new demands on city services thanks to overcrowding.
Diseases such as smallpox, typhus, and tuberculosis.
Children often had to work under very dangerous conditions. They lost limbs or fingers working on high powered machinery with little training. They worked in mines with bad ventilation and developed lung diseases.
Explanation:
slavery was causes when people from europe took people and made them work for themselves
Trading helped them rise since they were immensely rich in things like Salt which was even worth more than gold in many parts of the world. Having secure trade routes and taxing traders made the country rich and powerful. This led to the decline since such wealth meant that many foreign enemies would want to attack them and take it from them which is what happened to both Mali and Songhai empires.
Wyoming, West Virginia, Pennsylvania