Bismarck’s methods and measure of success in gaining German unification

Write a short essay to address one of the of the following questions:

1. Explain Bismarck’s methods and measure of success in gaining German unification. 2. Explain the reasons for political instability in France during the Second Empire and the Third Republic. 3. Identify the critical reforms instituted by Disraeli and Gladstone and their effects on Britain. You only have to write ONE essay!