1. how did the decisions made at the atlantic and yalta conferences affected the structure and purpose of the united nations? . 2. why were concessions made to the soviet union in eastern europe and asia? . 3. what problems might have been anticipated as a result of the yalta conference decisions?

1. The decisions is advantageous for people in the minority groups since they will have greater access to benefits. Basis for authority of the security council was laid.
2. The concessions made to the Soviet Union is the price that they paid for intervening in the Japanese War.
3. The tension between the US and Soviet Union was one of the anticipated problems that eventually led to Cold War.

The answer b is correct this all occurred during the red scare