Conversation so far:
What is the British people connection to Canada?
In 1867 there was a union of three colonies with British North America which together formed the Canadian Confederation, a federal dominion.
What is significant about a union of English, Scottish, and French colonies in 1867?
Canada traces its statehood to the French, English and Scottish expeditions of North America from the late-15th century.
What happened to the British North Americans after 1776?
British North America attracted United Empire Loyalists, Britons who migrated out of the rebellious United States, increasing the size of British communities in what was to become Canada.
Is there anything else notable about Canada's ties with Britain?
British iconography remains present in the design of many Canadian flags, with 10 out of 13 Canadian provincial and territorial flags adopting some form of British symbolism in their design.

Question: Is there anything else important about this time?
Self-contained rewrite: Is there anything else important about the time period around 1977?