 Nyorai kupfuurira kweiyi ndima - Muna 1652, akabva pazororo uye akafamba neuto raOliver Cromwell muIreland, sachiremba mukuru. Kurwisana kwake nemayunivhesiti echinyakare, kuva akazvipira kusayenzi itsva sezvakafuridzirwa naFrancis Bacon uye zvakapiwa navanozivana vake vanotaurwa pamusoro apa, zvichida kwakamusundira kure neOxford. Iye akakwezvwa kuIreland zvichida nepfungwa yokushuva nzvimbo uye chishuvo choupfumi nechiremera. Kufarira kwake kwakanga kwakakura zvokuti akabudirira kuwana chibvumirano chokuronga Ireland muna 1654, kuitira kuti avo vakanga vakweretesa mari kuhondo yaCromwell vagogona kubhadharwa munyika nzira yokuvimbisa kuti hondo yakanga ichizvitsigira. Basa guru iri rakapedzwa muna 1656 uye rakazozivikanwa seDown Survey, yakazobudiswa 1685 seHiberniae Delineatio. Somubayiro wake, akawana anenge muKenmare, kumaodzanyemba kwakadziva kumadokero kweIreland, uye 9 000. Iyi pfuma yomunhu oga kuna Petty yakatungamirira kumhosva dzomudare dzinopfuurira pamhosva dzokukumbira chiokomuhomwe nokuputsa kuvimba, kusvikira parufu rwake. 