The Falkland Islands (also known as Las Islas Malvinas in Spanish) are an overseas territory of the United Kingdom. They are also claimed by Argentina.
... and
means "they are in me".
"-aham" (I) in the second line is nominative. na caaham =
"...and not I....", meaning "but I am not...".
"teshv-" (in/at/by them) a ...