Canada become a country when European's settled on the land. It was part of the British empire. There were many historical events in Canada. One of the most historical could be the burning of the White House in the War of 1812.
Some of the effects include different culture being introduced to the nation
Also it may teach some people to either be racist / prejudice or kind and accepting
The growing diversity can bring division and could also bring union depending on how current citizens act towards them
c tango if you look on google type in music and dance of the buenos aires.
Can you please expand on the question