By Justin Sink
The House Speaker endorsed Romney in April after it became obvious that Romney would likely sew up the GOP nomination. "I will be proud to support Mitt Romney and do everything I can to help him win," Boehner said, arguing Romney's economic plan contrasted "sharply with the failed economic policies of President Obama."
The rally will come as part of a six-state bus tour through prominent swing states the Romney campaign is kicking off Friday in New Hampshire. In Ohio, Romney will be joined by other prominent Republican politicians, including Sen. Rob PortmanRob PortmanJuan Williams: Electoral map looks grim for Trump McConnell touts 'Senate squad' in Wes Anderson-style video Liberal super-PAC hits Johnson for supporting Trump MORE (R-Ohio), who is considered a favorite for Romney's vice presidential nomination.
The presumptive Republican nominee will also visit Pennsylvania, Wisconsin, Iowa and Michigan during the tour.