Republicans head into the 2026 midterms with a rare advantage: a concrete record of accomplishments to run on powered by President Donald Trump’s second-term successes.Former Speaker of the House Newt Gingrich has proposed a practical midterm strategy reminiscent of his 1994 "Contract with America" that urges Republicans to run hard on their winning record.That record includes such wins as the Working Families Tax Cut, which has already brought …