advance - v. to move forward
tactic - n. an action or method that is planned and used to achieve a particular goal
horrendous - adj. very bad or unpleasant
despicable - adj. very bad or unpleasant : deserving to be despised
destabilize - v. to cause (something, such as a government) to be unable to continue existing or working in the usual or desired way
advocate - v. to support or argue for (a cause, policy, etc.)