The Kingston (Ontario) Convention issues a manifesto calling for Canada to apply for admission into the voluntary Union.  If acted upon, this would more than double the size of the united States.

       [updated 3/20/2022] Thanks to the Freedom Party of Ontario for this entry.

Subsequent Events:

References:

Freedom Party of Ontario (CANADA) – July
www.freedomparty.org/calendar/cal_jul.htm

Current U.s. National Debt:

$36,161,621,015,445

Source