The primary causes were that Sparta feared of the growing power and influence of the Athenian empire
Women turned their attention to the world outside the home. Thousands of women in the North and South joined volunteer brigades and signed up to work as nurses.
A lot of the events of bleeding Kansas took place because during the time the state was going through the process of becoming a slave free state
In 1868 the Tokugawa shôgun ("great general"), who ruled Japan in the feudal period, lost his power and the emperor was restored to the supreme position. The emperor took the name Meiji ("enlightened rule") as his reign name; this event was known as the Meiji Restoration.
Can you further elaborate on this question what are you asking?