Answer:
The difference between glasnost and perestroika is. governments in Eastern Europe introduced reforms.
Explanation:
One of the most significant factors that led to the increase in the number of Latin Americans in the middle class in the late 19th century was the revolutions that took place around 1848, since these were initiated by primarily lower class people looking for a stronger socio-economic standing.
The restoration of Chinese rule, the voyages of Zheng he, and the reintroduction of civil service examinations are all associated with the rise of nationalism, among other things.