I don’t say often enough how much I appreciate your ongoing series. Thanks.
The rebranding had to take place because of ideological links between Progressivism and the Nazi’s. They chose “Librealism” as their new brand for a simple reason. They wanted to glom onto a legacy of achievement that wasn’t theirs.
Liberalism in the original sense was a philosophy of limited government, personal liberty, and economic freedom. Robert Taft, Sr., Grover Cleveland, and Thomas Jefferson were liberals in the original and proper sense. The best way to describe it would be as a small-l libertarian philosophy, though culturally conservative.