No person, except those specifically authorized by the state or federal government, shall:
1. Teach or demonstrate to any group of persons the use, application or making of any firearm, explosive or incendiary device or application of physical force capable of causing injury or death to a person knowing or intending that such firearm, explosive or incendiary device or application of physical force will be employed for use in, or in furtherance of, a riot or civil disorder; or 2. Assemble with one or more persons for the purpose of training with, practicing with or being instructed in the use of any firearm, explosive or incendiary device or application of physical force capable of causing injury or death to a person, intending to employ such firearm, explosive or incendiary device or application of physical force for use in, or in furtherance of, a riot or civil disorder. Any violation of this section shall be a Class D1 felony offense and shall be punishable by imprisonment as provided for in subsections B through F of Section 20N of this title.