How did prince became famous?

Prince Edward became famous and historically renown primarily due to his abdication from the throne. His mistress, Wallis Simpson, was the reason for this abdication. 'Unsuitable to be his wife', Edward chose her over his kingdom. Edward is one of the shortest reigning monarchs, with 326 days in total in which he was on the throne. Edward was famous without doing anything due to his royal birth, however it is his abdication that forever preserves Edward as a famous royal.