At the Berlin Conference the principle of Effective Occupation was established, that said that a country needed to have an actual presence in the colony to be bale to claim it.
In practice, this meant at least <span>c. establishing businesses there. Additionally, they could make contact and conquer the local rulers. </span>
I don’t understand this so translate
The Battle of Stalingrad ended in a decisive Soviet Victory: the correct answer is B.
This battle lasted for over 5 months.
c: this option is not possible, as the Americans were not even a side in this battle. The other side was Germany, aided by their allies: Hungary, Italy, Romania and others