The White House attack on the US Chamber of Commerce isn't about "disclosure." It's about disarmament. While posing as campaign-finance champions, the ultimate goal of the Democratic offensive is to intimidate conservative donors, chill political free speech and drain Republican coffers. Chamber of Commerce official Bruce Josten tried to educate the public. "We know what the purpose here is," he told ABC News. "It's to harass and intimidate." Josten cited protests and threats against chamber members as retribution for ads the organization ran opposing the federal health-care takeover. The White House attack on the US Chamber of Commerce isn't about...