What did France gain from this treaty? If u intentionally do this the right way to get points then good job, but if u do this the wrong way for points then get a life.

Correct answer is the territory of Louisiana.

Explanation:

The agreement that was concluded between two countries led to Louisiana  being brought once more in the hands of France. Spain could not afford controlling that colony.

It is interesting that the same thing happened with France couple of years later, when they sold Louisiana to Spain.

responsibilities im assuming

answer; no longer than a reasonable period of time;