### Question
How does the law define principal course of instruction?


### Answer
Under *10 U.S.C. § 2156*, **principal course of instruction** is defined as:

> any course of instruction offered at the Joint Forces Staff College as Phase II joint professional military education

#### Citation:
  - *10 U.S.C. § 2156*
  - Heading: **Subtitle A-General Military Law > PART III-TRAINING AND EDUCATION > CHAPTER 107-PROFESSIONAL MILITARY EDUCATION**

