What does historical circumstances mean

A condition that accompanies or influences some event or activity. The set of facts or circumstances that surround a situation or event. "the historical circumstance"; - context, setting. Information that should be kept in mind when making a decision.

Explanation: Hopefully this helps a lot!

there are indirect ways of affecting state laws   by with holding funding's. and that's why we have a 55mph speed on the high way with a design of 70mph speed.

answer; genetics;