The Canadian province of New Brunswick (which was part of the UK at the time) had a bloodless war with the US state of Maine in 1839
36
There are six times as many people of Irish descent living in America than in Ireland.
15
The United States does not have an official language.
88
According to some estimates, Americans are sitting on $30 billion worth of unredeemed gift cards.
223
A Native American tribe in South Dakota collects bottle caps left by campers, using them as currency. Several banks in the area now recognize the caps as legal tender.
225
In 1700s, the deer skin was a common medium of exchange between the trading settlers and the native Red Indians in America. This is how a buck became a slang for a dollar.
28
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2