Colby also focused on internal reforms within the CIA and the intelligence community. He attempted to modernize what he believed to be some out-of-date structures and practices by disbanding the Board of National Estimates and replacing it with the National Intelligence Council. In a speech from 1973 addressed to NSA employees he emphasised the role of free speech in USA and moral role of CIA as defender, not preventer of civil rights. An attempt to rebut the then emerging revelations of CIA and NSA domestic spying. He also mentioned a number of reforms intended to limit excessive classification of governmental information.