In a blistering letter, a 19-year veteran US. Army Lieutenant Colonel resigned from the Army and relinquished his pension as he claimed that President Biden’s vaccine mandate was “unethical, immoral and tyrannical” while adding, “The values that our nation was founded on, has lived by and thrived under, have been utterly decimated by the current presidential administration and the leadership of the military,” and castigating the “ideologically Marxist takeover of the military and United States government at their upper echelons.”