The Minnesota School Board Association (MSBA) has terminated its membership with the National School Boards Association (NBSA), joining a growing number of states to do so over a highly controversial Biden administration letter, which likened concerned parents to domestic terrorists. “The MSBA Board of Directors acted last week to terminate our membership with NSBA,” a letter from the nonprofit organization to school board chairs and superintendents dated Jan. 4 states. It comes after the NBSA sent a letter (pdf) to President Joe Biden on Sept. 29, 2021, characterizing disruptions at school board meetings as “a form of domestic terrorism and hate crime.” The organization also urged the federal government to invoke counterterrorism laws to quell “angry mobs” of parents seeking to hold school officials accountable for teaching Marxist critical race theory and for imposing COVID-19 restrictions such as mask mandates on their children. Just five days later, on Oct. 5, …