Describe what happened at Valley Forge with George Washington and his army? Describe what happened at Yorktown?

Describe the event leading up to the Battle of Lexington and Concord.

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.