Kubva mundima iri pasi apa, bvisa nyika shanu dzokutanga dziri nhengo dzeOPEC
Context:Sangano reNyika Dzinotengesa Petroleum (OPEC, /ˈoʊpɛk/ OH-pek) isangano rinogonesa kudyidzana kwenyika dzinogadzira mafuta, kuitira kuti dzibatanidze pamusika wepasi rose uye kuwedzera purofiti. Yakagadzwa musi wa14 September 1960 muBaghdad nenhengo shanu dzokutanga (Iran, Iraq, Kuwait, Saudi Arabia, uye Venezuela), kubvira muna 1965, dzimbahwe rayo riri muVienna, Austria, kunyange zvazvo Austria isiri nhengo yeOPEC. Kubva munaGunyana 2018, nyika gumi nenhatu dzenhengo dzaive ne44 muzana yekugadzirwa kwemafuta epasi rose uye 81.5 muzana yezvakachengetedzwa mafuta epasi rose, zvichipa OPEC pesvedzero huru pamitengo yemafuta epasi rose iyo yaimbove yakatarwa neiyo inonzi "Vanomwe Vanun'una" boka remakambani emafuta epasi rese.  Kuumbwa kweOPEC kwakaratidza kuchinja kwokuda kuti nyika dzive nesimba pazvinhu zvakasikwa, uye zvisarudzo zveOPEC zvave kuita basa rinokosha pamusika wepasi rose wemafuta uye muukama hwenyika dzakawanda. Mugumisiro wacho unogona kuva wakasimba zvikurukuru apo hondo kana kuti nyongano dzomunzanga zvinotungamirira kukuvhiringidzwa kwenguva refu mukupa. Mumakore okuma1970, kurambidzwa kwekugadzirwa kwemafuta kwakaita kuti mitengo yemafuta ikwire zvikuru uye kuti mari neupfumi zveOPEC zviwedzere, izvo zvakazokanganisa upfumi hwenyika yose kwenguva refu. Muma1980, OPEC yakatanga kuisa zvinangwa zvokubudisa nokuda kwamarudzi ayo ari mitezo; kazhinji, apo zvinangwa zvinoderedzwa, mitengo yamafuta inokwira. Izvi zvakaitika nguva pfupi yadarika kubva pazvisarudzo zvesangano ra2008 na2016 zvekudzikisa kuwanda kwezvigadzirwa.
Nhengo shanu dzokutanga dzeSangano reNyika Dzinotengesa Petroleum (OPEC) dzaiva Iran, Iraq, Kuwait, Saudi Arabia neVenezuela. Kubva munaGunyana 2018, OPEC ine nyika gumi nenhatu dziri nhengo.