The movement of Soviet troops into Afghanistan.
They played the British empire and the French empire again st each other by sighing each others treaties both. This counterbalance both of the powers that if one tries conquer Thailand, the other will try to stop it.
Ok the other guy just copied and pasted the close captions of a video where I'm going to give you the straight forward answer.
Answer: B, He felt that state government should be able to control economic activity.
Because they yearned for freedom.