Lead: during the last quarter century of his life King George III of Great Britain suffered terrifying episodes of mental illness. Thought to be manic depression his disease may have been something else entirely. Intro.: A Moment in Time with Dan Roberts. Content: Beginning in the fall of 1788 and returning three more times 1801, 1804 and 1810, stress and illness would widen into mentally erratic behavior. The king had suffered from depression at times during his reign but this was different. Loading... Taking too long? Reload document | Open in new tab Download [54.96 KB] Share