Obviously Mississippi republicans are not representative of all republicans and conservatives Nation-wide, nor do republicans and conservatives as a whole endorse making inter-racial marriage illegal.
But once again we see further evidence confirming the fact that racists and bigots are attracted to aspects of the GOP agenda and conservative dogma in general, where racists tend to identify as conservative and find refuge among the ranks of republicans.
It's incumbent upon republicans and conservatives, therefore, to examine the many faults and failings of rightist dogma to discover why racists are indeed attracted to conservatism.