Why did the founders create a system of Checks and Balances?

Which of the following is most likely the biggest result of the women’s rights movement

As the tide of the seven years’ war (french and indian war) turned in britain’s favor, the iroquois

Is karma the same as destiny, in the sense that everything that happens to you is predetermined? do you believe that "what goes around comes around," and if so is this the same as karma? does everyone get what they deserve, in the end?