Teacher:Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
Teacher: Now, understand the problem? Solve this instance: Context : Lewis Heermann, born in Kassel, Germany, 3 August 1779 was commissioned Surgeon's Mate in the United States Navy 8 February 1802.
Answer : United States Navy
Student:
What army did Lewis Heermann serve in?