How did the emancipation proclamation turn the british public opinion against the south?

The Emancipation Proclamation helped prevent the involvement of foreign nations in the Civil War because most Europeans were against the institution of slavery.  Britain and France had considered supporting the Confederacy in order to expand their influence in the Western Hemisphere but failed to do so because the South supported slavery

nothing certain is known about what happened, but it seems that the country declined gradually, perhaps due to bad government, or, more likely, due to a series of bad harvests, which resulted in widespread and recurrent famine.

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