Great Canadian Flag Debate submitted: many contained common elements: At the last minute, Matheson slipped a flag designed by historian George Stanley into the mix. The idea came to him while standing in front of the Mackenzie Building of the Royal Military College of Canada, while viewing the college flag flying in the wind. Stanley submitted a March 23, 1964 formal detailed memorandum to John Matheson on the history of Canada's emblems, predating Pearson's raising the issue, in which he warned that any new flag "must avoid the use of national or racial symbols that are of a divisive nature" and that it would
Great Debate (astronomy) format of the great debate has been used subsequently to argue the nature of fundamental questions in astronomy. In honor of the first "Great Debate", the Smithsonian has hosted four more events. Great Debate (astronomy) The Great Debate, also called the Shapley–Curtis Debate, was held on 26 April 1920 at the Smithsonian Museum of Natural History, between the astronomers Harlow Shapley and Heber Curtis. It concerned the nature of so-called spiral nebulae and the size of the universe; Shapley believed that distant nebulae were relatively small and lay within the outskirts of Earth's home galaxy, while Curtis held that they