Reagan's doctors said that he began exhibiting overt symptoms of the illness in late 1992 or 1993, several years after he had left office. For example, Reagan repeated a toast to Margaret Thatcher, with identical words and gestures, at his 82nd-birthday party on February 6, 1993.Reagan suffered an episode of head trauma in July 1989, five years before his diagnosis.
February 6,
February 6,