If you mean the northern states, they fought in the Civil War. Other than that one time, the US has always been united. Any wars which involved the north, involved the entire US. The US has, of course, fought in two world wars and many other wars.
Georgia has been through one hundred wars.
a lot
Over the past 200 years, there have been many military conflicts and wars that the US did not participate in.Crimean WarRusso-Japanese WarFranko-Prussian War
None, so far
9...+9....= ?
55,000,000
There's only been two world wars in the history of man.
How many? You think there has been MORE than two world wars? And in both cases, the US was involved. Honestly, some people.
4
there have been many wars.
No, the United States has not been in three world wars.
Afghanistan has been in 87 wars since 1896
They were police actions. Had the invasions been approved by congress, they would have been wars.
their has only been 2
There have been two World Wars, and Italy has been involved directly in both of them.
Only the Indian Wars.