sentences:  For the first time, Croatia, Slovenia and Bosnia-Herzegovina competed as independent nations after their separation from Socialist Yugoslavia, and Namibia and the unified team of Yemen (previously North and South Yemen) also made their Olympic debuts.The 1992 Summer Olympics notably marked Germany competing as a unified team for the first time since 1964, while South Africa returned to the Games for the first time in 32 years.The Federal Republic of Yugoslavia was banned due to UN sanctions, but individual Yugoslav athletes were allowed to take part as Independent Olympic Participants.