[Theodore R.]

In 1966, the sixth year of the JFK-LBJ administrations, the GOP scored a huge victory in the midterm elections that year

Gained I believe 47 House seats, but Hugh Scott, Edward Brooke, Thomas Kuchel, Charles Percy, Howard Baker, Jr., and many others kept the Senate liberal even with its Democrat majority.

[Trapped Behind Enemy Lines]

That simply shows you the GOP now is considerably more conservative than it was back then.

Few Lowell Weickers, Jim Jeffords, Olympia Snowes, and Arlen Spectors left anymore.