The easiest way,and probably the oldest way,to win any conflict,wether it is hand to hand combat or political sniping,is to divide and conquer.
For a very good example of this please refer to, Thehuntinglife.com under the heading of 'The ban'.
Thatcher used this tactic many times as she dismantled the structure of the working class people,their jobs,industries and communities.
Read between the lines of political propoganda