New Hampshire Democrats conceded a dramatic loss of power to a Republican insurgency last November. Now another group is coming to terms with its sidelining. Moderate Republicans, the practical-minded mainstay of the state’s venerable GOP, have watched in dismay as conservative legislators have proposed restricting state education funding to English, math, science, social studies, and physical education and urged that officials no longer “bear faith and true allegiance’’ to the United States and New Hampshire, but rather, only to New Hampshire. With the recent ascension of Tea Party activist Jack Kimball to head the state Republican Party, many moderates now...