Why two national anthem was sung after the installation of non racial Government at South Africa?

Why two national anthem was sung after the installation of non racial

1.	Why two national anthem was sung after the installation of non racial Government at South Africa?
Answer» The rendition of national anthem from old republic as well as new republic was sign of the pledge of those who were laying the foundation of a new nation. As it was pledge to build a society devoid of any type of discrimination so the old republic song was also sung to show solidarity with white people and to show that it will be a truly multicultural society.