Give the name of the person that used "letter bombs" as a terrorist weapon. (Not the press nickname.)

Theodore Kaczynski

Explanation:

Late 1970s to the early 1990s: Theodore Kaczynski, the "UNAbomber", killed three and injured 23 in a series of mail bombings

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 soviet union wanted to impose communist governments in eastern europe.