 Nyora kupfuurira kweiyi ndima - Pakati pa1784 na1800, ngarava 32 dzakavakwa muGroton. Mamwe 28 akavakwa kubva muna 1800 kusvika muna 1807, apo bhizimisi rakangoerekana ramira neEmbargo Act. Muna June 1812, United States yakazivisa hondomuGreat Britain. Zhinjisa dzeuto duku rehondo reUnited States dzakanga dzisina nzira yokuenda kumhenderekedzo yegungwa muRwizi rwaThames. Izvi zvakatyisidzira vanhu vomuGroton vachitya kuti kwaizova nokudzokororwa kwokuurayana kweGroton Heights kwa1781, uye vagari vakawanda vakatiza vachipinda mukati menyika nokuda kwokuchengeteka. Avo vasina kutiza vakakumbira dziviriro namasoja. Vagari ava vakavaka nhare pachikomo chedombo yaichengetedza pfuti imwe chete uye yairamba iripo nguva dzose. Nhare yacho yakatumidzwa kuti Fort Rachel, zita romumwe mukadzi aigara pedyo. VaBritish havana kutongorwisa asi vakagadzira chipingamupinyi chakaparadza kutengeserana kwaGroton. 