Great Canadian Flag Debate on December 15, 1964. It resulted in the adoption of the "Maple Leaf" as the Canadian national flag. The flag was inaugurated on February 15, 1965, and since 1996, February 15 has been commemorated as National Flag of Canada Day. For much of its post-Confederation history, Canada used both the Royal Union Flag (Union Jack) as its national flag, and the Canadian Red Ensign as a popularly recognized and distinctive Canadian flag. The first Canadian Red Ensigns were used in Prime Minister Sir John A. Macdonald's time. The Governor General at the time of Macdonald's death, Lord Stanley, wrote to
Flag of Canada prime minister, declined to act on the report, leaving the order to fly the Canadian Red Ensign in place. By the 1960s, debate for an official Canadian flag intensified and became a subject of controversy, culminating in the Great Flag Debate of 1964. In 1963, the minority Liberal government of Lester B. Pearson gained power and decided to adopt an official Canadian flag through parliamentary debate. The principal political proponent of the change was Pearson. He had been a significant broker during the Suez Crisis of 1956, for which he was awarded the Nobel Peace Prize. During the crisis, Pearson