In what year did the english first attempt settlement in the new world by establishing the colony of roanoke?

1585

Explanation:

White took the letters to mean that the colonists had moved to Croatoan Island, some 50 miles away, but a later search of the island found none of the settlers. The Roanoke Island colony, the first English settlement in the New World, was founded by English explorer Sir Walter Raleigh in August 1585.

interdependence is when all participating groups and individuals depend on each other. if you depend on one anothers goods, you end up trading in order to get the items you're looking for. (for ex: if i have food and you have water, we trade in order to depend on each other to live)

it was the "4. potsdam" conference that demanded the unconditional surrender of japan, since it was clear that the japanese would continue to find until the very last man otherwise.