But Mr Diallo accused the security forces of 'savage brutality' against his supporters and members of his Peul ethnic group.
Before the run-off both Mr Diallo and Mr Conde - who comes from another ethnic group, the Malinke - had promised to include each other in government.
Despite the Peuls' economic dominance, no member of their community has never been president, while the Malinke have been heavily represented among the country's military rulers.
The Long Night is Coming
1 year ago