The main goal of the Allied leaders at the Potsdam Conference was to ...

1) find a way to force Germany to surrender.

2) finalize the decisions made at Yalta.

3) make plans for the United Nations.

4) agree on strategies to defeat Japan.

The answer is 2. finalize the decisions made at Yalta

In the Yalta Conference, Franklin D. Roosevelt, Winston Churchill, and Joseph Stalin met up in order to talk about the final plan for the Occupation of Germany.

The Potsdam conference was carried out to finalize the plan with additional punishment that should be imposed to the Nazi Germany that surrendered on May 1945.