House Republicans have been relatively successful this week at presenting a united front around their “Pledge to America,” but only through a strategic outreach campaign to lawmakers, media and outside groups, that has managed to keep deep dissatisfaction over several key issues largely under wraps. Still, interviews with Republican aides reveal that many in the GOP caucus are unhappy that there was no earmark ban and no promise to pass a balanced budget amendment in the proposal, which was unveiled Thursday by House Minority Leader John Boehner. The inclusion of a health insurance provision considered to be mandate angered many...