Red: Argentina
Blue: United Kingdom
Green: Falkland Islands
Light blue: Suporters of the UK (including the caribeean comunnity).
Very light blue: Other members of the commonwealth (That support the UK).
Crimson: Supporters of Argentina.
Light Red: Other members of the African union and the Arab league (That support Argentine claim).
Cyan: Neutral countries (Including the rest of the members of the EU).
If you fill a land with settlers, the settlers will spoke in favour of their masters.
That is undoubtedly true. But at some point it becomes ridiculous to mourn a territory when most people were born there. There has never been a large Argentine population either.