How did the congress of vienna try to restore the balance of power in europe?

What was one effect of nation industrialization

Is the weather changing? consider the data of severe weather that includes tornadoes occurring throughout the u. s. over the last four years. compare the severe weather for the last three years. then compare the first three months of 2017 with that data. based on previous years, what might the prediction be for weather during 2017?

What types of subjects did public high schools in the 1900s emphasize and why