Conversation so far:
What was Charles Willson Peale's role in the American Revolution?
Charles Willson Peale's enthusiasm for the nascent national government brought him to the capital, Philadelphia, in 1776, where he painted portraits of American notables and visitors from overseas.
What military achievements did Charles Willson Peale have?
Charles Willson Peale also raised troops for the War of Independence and eventually gained the rank of captain in the Pennsylvania militia by 1776, having participated in several battles.

Question: What else did Peale do during this war?
Self-contained rewrite: What else did Charles Willson Peale do during the War of Independence nesides raising troops and participating in battle?