The largest US city that borders Lake Michigan is Chicago. No other US city on Lake Michigan is more populous.
Canada has the largest border to the USA.
CanadaCanada shares the longest border with the US.
New York City is the largest city in the US.
The city is Vancouver, BC, about 140 miles NNE of Seattle, WA.
Canada
If you are in Massena New York it would probably be Cornwall Canada. The Capital of Canada (Ottawa) is only 60 miles from the US Border and Montreal (Quebec's largest city) is also only 60 miles from the border.
The USA's longest border is with Canada.
The second largest city in the US is Los Angeles.
Canada
The largest US city in 1810 was New York City.
New York City is the largest city in US, and the second largest city in North America. Mexico City is the largest. Toronto Is the largest city in Canada, and the fifth largest city in North America, after Los Angeles and Chicago.