Pedzisa mutsara unotevera: Imwe nhare yakamiswa muna 1727 asi vaSpain vakakundikana kutorazve Gibraltar, sezvo vaBritain vakakwanisa zvakare kusimbisa nokupazve nhumbi dzevarwi nomugungwa. Pashure pokukombwa, vaSpain vakatanga kuvakwa muna 1730 kweMitsetse yeContravallation, chivako chakasimbiswa pamupendero wose we isthmus yakasimbiswa nezvivako zviviri zvikuru kumugumo mumwe nomumwe. Izvi zvaifanira kuvhara nzira yokuenda kuSpain ichibva kuGibraltar, uyewo kuti zvive hwaro hwokudenha kworamangwana. Kukosha kwenharaunda yacho kwakawedzera zvichitevera kukundwa kweBritain muHondo yeMinorca muna 1756, apo kukunda kwehondo kweFrance kwakatungamirira ku
kugamuchirwa kwevarwi veBritain ikoko.