Others have been promoted vigorously by conservative groups.
The network has riled the White House by vigorously promoting conservative "tea party" protests against Obama earlier this year, named after the Boston Tea Party revolt against British rule.
He has vigorously urged conservatives to unite behind a single candidate, rather than diluting power by splitting support.
Mr. Giuliani, who supports abortion rights and gay rights, also campaigned vigorously for conservatives like Senator Rick Santorum of Pennsylvania, who lost overwhelmingly to an anti-abortion Democrat, Bob Casey, on Tuesday.
Stirred by the sufferings of the poor and by factory and workshop conditions, Ludlow's group vigorously criticized socially conservative Christianity and laissez-faire attitudes within the industrial sector.
While both Chambers and Buckley were vigorously argumentative and conservative, Bogus notes that they recognized in the rampant individualism, self-centered rejection of altruism, absolute faith in the power of the marketplace and arrogance, represented in the premises listed above, as a fundamental danger to society as a whole.
Mr. Giuliani took a thinly veiled shot at his rival, Mr. Romney, whose campaign has been vigorously courting social conservatives but has battled skepticism about his authenticity.
As he prepares to accept his party's nomination this week, his steady support for an idea vigorously opposed by conservatives and business groups underscores the complexity of predicting how he might manage the national economy.
In 2012, when Obama issued an executive order to prevent deportations from this group, conservative Republicans vigorously opposed it and vowed to overturn it.
Mr. Díaz is a social conservative who vigorously opposes abortion and gay marriage, while Mr. Monserrate, a self-described consumer advocate and a former police officer, was a board member of the New York Civil Liberties Union.
