Answer:
The primary purpose of the declaration was to assist the Second Continental Congress in obtaining aid from foreign countries
Explanation:
Right now, I would call them "diaspora" if they're more dispersed (Armenian diaspora is quite well-known) or a "community", for example "French community" if they're more closely in contact.
If they reject their new land's law and intend to include this land into their old one, they could be "colonizers".