A well-trained army and a navy that patrolled the Niger River made Songhai the largest of the three trading empires.
The primary reason for rapid growth of labor unions in the late 1800s was the Industrial Revolution, since this led to massive amounts of factory labor that was often dangerous for the workers involved, who had practically no rights under federal law.
Answer:
The Draw to the West: Miners were drawn to the West in 1859 because they found gold and silver in western Nevada. This became known as the Comstock Lode which was named after Henry Comstock. ... The companies were digging bigger and deeper mines causing the miners' work to become more dangerous.
Explanation:
You may need to specify but the answer is Submarine.