Amid expansion of economic ties with Africa, Brazil will restructure almost $900 million worth of debt with 12 African countries: oil- and gas-rich Congo-Brazzaville, Tanzania and Zambia as well as Ivory Coast, Gabon, Guinea, Guinea Bissau, Mauritania, Democratic Republic of Congo, Sao Tome and Principe, Senegal and Sudan. The South American giant has also opened 19 new embassies in Africa in the...