At what conference did the allies set the terms for the japanese surrender?
1. the yalta conference
2. the casablanca conference
3. the tehran conference
4. the potsdam conference

1. They Allies set the terms for the Japanese surrender at the Potsdam Conference

The Allies set the terms of the Japanese surrender at the (4) Potsdam Conference. At this conference U.S. President Harry S. Truman, UK Prime Minister Winston Churchill, and Chairman of the Nationalist Government of China Chian Kai-shek issued the document which outlined the terms of surrender for the Empire of Japan. The ultimatum stated that if Japan did not surrender it would face "prompt and utter destruction." 

February 1848 is when it was added. if that's what you were asking