Earlier quoted context omitted.
"Conservative revolutionary ideals"? "We hold these truths to be self-evident, that all men are created equal, that they are endowed by their Creator with certain unalienable Rights, that among these are Life, Liberty and the pursuit of Happiness" -- this was political and philosophical dynamite in the XVIII century, when kings and gods still reigned supreme over the whole world (in fact, it still is quite an incendi…
The founding fathers were no radicals. Whereas the leaders of the French revolution changed everything dramatically, the founders left the basic structure of American society more or less intact. "Life, liberty, and the pursuit of happiness" was not an incendiary statement in late 1700's England. The 1688 Glorious Revolution had made Parliament ascendent in England, and the phrase "life, liberty, and the pursuit of h…
The fact that the founding fathers didn't have a holy call to abolish private property doesn't mean they weren't "radicals" -- that's a revisionist view with modern undertones.
(and on the bloodless, I can assure you that the Civil War was as bloody as most revolutions. It was exactly out of horror for the consequences of that event that most English political movements self-moderated themselves since then, trying to maintain their fights mostly inside the boundaries of parliamentary rule.)