One argument is that the federal government shouldn't regulate education since the Constitution does not explicitly give them that power. The 10th amendment to the Constitution says that powers not delegated to the United States are reserved for the states or the people. So the Department of Education should be abolished.
The narrative of a shameful "betrayal" or "stabbing in the back" was a story associated with Germany´s defeat in WWI constructed as part of the manipulative Nazi party´s propaganda in the 1930s. Extreme right propaganda usually resorts to victimization and conspirative theories to manipulate historical events and people in a way that serves their political goals.