 Kuti kuderedze pesvedzero yevatengesi vokuBritain, Spain yakatangazve kuedza kukurudzira vagari vokuFrance kuti vabve muIllinois vachienda kuMissouri, uye muna 1778, vaSpain vakapa vagari vokuAfrica vokuAmerica vaiva varanda nyika dzakawanda, zvinhu zvinokosha, uye mukana wokuenda kuvaranda vokuAfrica vokuAmerica kumahombekombe okumabvazuva oRwizi rweMississippi. Zvisinei, chiverengero chiduku bedzi chevaFrench veIllinois chakatsvaka kugara mhiri kweMississippi. Kuedza kwechipiri kwevaSpanish kurwisa vaBritain kwakabudirira zvikuru: kutanga mukupera kwema1770, vakuru vakuru veSpain vakatanga kutsigira pachena vapanduki veAmerica vairwisa kutonga kweBritain muHondo yeAmerican yeRusununguko. Vakuru vakuru veSpain muSt. Louis neSt. Genevieve akabatsira zvikuru pakupa George Rogers Clark zvokudya panguva yaaiva muIllinoisra1779. 