( CNN ) -- U.S. Secretary of State Hillary Clinton headed to Luanda , Angola , on Sunday on the third leg of a journey that is taking her to seven African nations in 11 days . Secretary of State Hillary Clinton poses with residents of South Africa on Saturday during her 11-day trip to Africa . The State Department has described Angola as a nation with `` enormous economic potential . '' The African country is one of the largest energy producers south of the Sahara Desert and is a major supplier of petroleum and liquefied natural gas to the U.S. market . Clinton flew to Angola after a two-day stop in South Africa , where she met with the country 's new leader , President Jacob Zuma , and the foreign minister . She ended the South African trip Saturday with a visit to a housing project on the outskirts of Cape Town , where she and daughter , Chelsea , laid the first bricks 12 years ago . Clinton opened her Africa trip in Kenya . She will also travel to the Democratic Republic of the Congo , Nigeria , Liberia and Cape Verde . `` In each nation , she will emphasize Africa as a place of opportunity , built on an ethic of responsibility , '' said Ian Kelly , state department spokesman . `` She will underline America 's commitment to partner with governments , the private sector , nongovernmental organizations and private citizens to build societies where each individual can realize their potential . ''
Secretary of State Hillary Clinton to visit Angola on Sunday . African country is major supplier of petroleum , liquefied natural gas to U.S. market . Clinton to visit seven African nations in 11 days .