English in Canada has also been influenced by successive waves of immigration, from the influx of Loyalists from the south fleeing the American Revolution, to the British and Irish who were encouraged to settle the land in the early 19th Century to the huge immigration from all over the world during the 20th Century. But, more than anything, the speech of the Loyalists arriving in southern Ontario from states like Pennsylvania and New York, formed the basis of Canadian speech and its accent (including the distinctive pronunciation of the “ou” in words like house and out, and the “i” in words like light). Modern Canadian English tends to show very little regional diversity in pronunciation, even compared to the United States, the Irish-tinged dialect of Newfoundland being far and away the most distinctive dialect