The South American wars of independence might also be interesting. Would love a set of Bolivian line infantry in red! I don't think we'll ever see them, though as many other sets from similar time periods can be pressed into service here.

It may interest You:

http://pub19.bravenet.com/forum/static/show.php?usernum=1619281253&frmid=6&msgid=939936&cmd=show

I would certainly be interested...

this article gives some background info and may be useful as an overview for arms, the Vickers Archive also has a number of photos of guns intended for this conflict...

Bolivia vs Paraguay

Bolivian field guns

Would be interested in earlier south American conflicts too....