This trend was interrupted only in 1974/75 when the industrial countries of the western world who are heavily engaged in maritime commerce, and the developing countries that supply raw materials, found themselves in a deep recession.
Le ntsingiselo iphazamiseke kuphela ngonyaka ka-1974/75 xa amazwe oshishino aseNtshona yehlabathi awona azibophelele ngamandla kurhwebo lolwandle namazwe asaphuhlayo, axhobisa ngemichako ekrwada azibona sele kunzima ukuphelewa komsebenzi.