By bne IntelliNews South Africa’s four-month-old unity government has been shaken by differences between its two major parties over the country’s relationship with Russia. The African National Congress (ANC) and Democratic Alliance (DA) as well as almost nine other political parties formed the government of national unity after all of them failed to win enough support in an election held in May to control parliament. Due to the formation of the new administration, confidence in the continent’s most developed economy has been rising. However, the two parties have differed lately on numerous iss…