Republicans were once adamantly in support of the FBI, the CIA and some of the other shadowy agencies with great powers to watch us and to monitor our phones, to listen to what we say in the interests of security and to ignore or avoid the Fourth Amendment. And Democrats were once adamantly opposed to even suspected abuses by federal police and the intelligence agencies — what is now called “the Deep State” — and they railed against those who’d step on American civil liberties in a political hunt.