Great Canadian Flag Debate Great Canadian Flag Debate The Great Canadian Flag Debate (or Great Flag Debate) was a national debate that took place in 1963 and 1964 when a new design for the national flag of Canada was chosen. Although the flag debate had been going on for a long time prior, it officially began on June 15, 1964, when Prime Minister Lester B. Pearson proposed his plans for a new flag in the House of Commons. The debate lasted more than six months, bitterly dividing the people in the process. The debate over the proposed new Canadian flag was ended by closure
Great Debate (astronomy) took part in a joint discussion that evening. Much of the lore of the Great Debate grew out of two papers published by Shapley and by Curtis in the May 1921 issue of the "Bulletin of the National Research Council". The published papers each included counter arguments to the position advocated by the other scientist at the 1920 meeting. In the aftermath of the public debate, scientists have been able to verify individual pieces of evidence from both astronomers but on the main point of the existence of other galaxies, Curtis has been proven correct. Shapley was arguing in favor