Complex sentence: Other than in the United States, Africans have been experienced success in numerous other countries such as Canada, Australia and the United Kingdom, which have attracted many educated and highly skilled African immigrants with enough resources for them to start a new life in these countries.
Split into simpler sentences: Other than in the United States Africans have been experienced success in numerous other countries such as Canada, Australia and the United Kingdom. These countries have attracted many educated and highly skilled African immigrants with enough resources for them to start a new life in these countries.