FrumForum (formerly New Majority) has an article comparing the Republicans circa 2009 with Michael Foot’s Labour party. There are a lot of parallels.
In the wake of Labourâ€™s 1979 election defeat, the party entered into a period of prolonged crisis, a debilitating conflict between left, right and center that nearly put the party out of business. Donâ€™t look now, but history may be repeating itself across the pond thirty years laterâ€¦
Foot vs the Republican leadership
The breakway SDP Party vs the RINOs
Labour wins (1983) in red