Why is the end of the 19thcentury called the "Age of Imperialism"?

Which of the following contributed to the grown and success of the roman empire

The major impact third parties have on presidential elections has been to.. a. encourage larger vote turnout b. recruiter leader from the democratic and republican party to run for president c. generate increased party identification among the electorate d. developing issues that are later adopted by the major political parties e. drawn off of votes from the major parties to throw election into the house representatives

Why did louis xvi call a meeting of the estates-general in 1789? how long had it been since such a meeting had been called?