nine1  After major political and social reforms in South Africa led to the fully democratic election of a Government of National Unity in April 1994, South Africa also joined SADC, to become the eleventh member, after a newly-independent Namibia already joined in 1990.
Mauritius was the next country to join SADC, which now has twelve members with a total population of about 136 million people. In August 1992, a revised Treaty for SADC was approved by a Summit Meeting of the Heads of State of the participating countries.