Claim: The Nanzatico signed onto an annexe of the 1677 Treaty of Middle Plantation ( signed in Virginia on May 28, 1677) and were ordered to join with the Portobacco.
Evidence: In 1680, the weroance Pattanochus signed onto an annexe of the 1677 Treaty of Middle Plantation for both groups. In 1684, the Colony ordered the 70 total remaining Rappahannock to join with the Portobacco, for their protection against Seneca Iroquois raids.