The league of five nations, which remained powerful well into the eighteenth century, was formed as

1. an alliance among Spain, England, France, the Netherlands, and Portugal in AD 1500 to promote New World exploration.

2. a confederation of the Iroquoian tribes for the purposes of war and diplomacy.

3. an alliance among the Algonquian tribes for the purposes of perpetuating their nomadic existence.

4. a confederation of the Aztec tribes for the purpose of establishing a trade network.

a confederation of the Iroquoian tribes for the purposes of war and diplomacy