1.4 Who called Berlin Conference.? 1.1.5 Why Bismarck decided to call conference in Germany?

Here are the answers to the questions from the image:

1.1.4 The Berlin Conference was called by Otto von Bismarck.

1.1.5 Otto von Bismarck decided to call the Berlin Conference in Germany to regulate European colonization and trade in Africa and to prevent conflicts among the European powers over the division of African territory.