How have modern changes in the world made it way more difficult and almost impossible to isolate or separate yourself as a country from the rest of the world ?

affirmative action refers to the policies that take gender, race, or ethnicity into account in order to promote equal opportunity.

employers subject to title vii are prohibited from taking race or sex into account in any employment decisions. aa is a penalty for having any job group substantially statistically "underutilized" in any race or either sex. the employer must take steps to eliminate the underutilization, then stop, ending its aa efforts

the punic wars had a number of important impacts to the roman society and politics. by 164 bc, rome was a very different country then before the punic wars that saw immediate and long term effects. some changes that occurred included a shift in political influence and wealth to the senatorial class, peasant community dynamics were changing with many moving to the cities, while work and food became scarcer. the wealthy benefited, with their lifestyles becoming more luxurious through the roman cultural exposure to greek influence. from this stemmed a new social climate that emerged after the many years of warfare.