What were the motivations and consequences of the Battle of Bunker Hill? Objective 1. To determine how the events in Massachusetts in 1775 united colonial forces in opposition to imperial rule; 2. To relate the events of the Battle of Bunker Hill and explain their importance; 3. To compare Boston and Charlestown land masses as they changed from 1775 to the present day; 4. To investigate their own community history to find out if there was a significant event in the past that united or divided the citizens. Background Time Period: Late 18th century Topics: The lesson could be used in units on t Duration: 90 Minutes.