North America because of the United States and Canada. Both have huge armies. Mexico would also put up a good fight.
10 Answers · Entertainment & Music · 14/12/2013
...several species of native horses in North America , one of which is called the hagerman horse...here now are from Europe. http://en. wikipedia .org/wiki/Hagerman_horse
4 Answers · Science & Mathematics · 10/07/2011
... as pineapple weed and disc mayweed is an annual plant native to North America and Northeast Asia but which has become a cosmopolitan weed." http://en. wikipedia .org/wiki/Matricaria_discoidea Those were connected...
2 Answers · Science & Mathematics · 02/11/2010