What makes you say that? He never balked at killing the walkers; he was rather justifiably appalled that everyone else in the group was talking about killing another human without having any hard evidence that he would betray them.
Wow, this was a great thread---I'm sorry I found it so late.
It was my impression that Dale was a Democrat, too, but mainly because he was a college professor. Bless his old heart, he carried that rifle all the time, but did he ever fire it, LOL? And of course, LORI is a Democrat because she was against the death penalty. Just another reason to hate her.