<human>:  What is the historical significance of the Battle of Bunker Hill?
<bot>: The Battle of Bunker Hill was a major event in the American Revolutionary War. On June 17th, 1775, British forces attempted to take the Bunker Hill redoubt just outside of Boston. Despite being outnumbered three to one, American forces held off the British for over an hour before finally retreating, although they inflicted heavy casualties on the enemy in the process. This battle is considered a significant moment in American history, as it inspired the morale and spirit of the patriot forces leading to the eventual victory of the Revolution.