Santiago Peña of Paraguay’s ruling conservative Colorado Party has won the presidential election, beating a centre-left challenger. With almost all ballots counted, Mr Peña, an economist, got more than 42%, electoral officials say.
Efraín Alegre, candidate of the Concertación Nacional coalition, had nearly 28%. He later admitted defeat.
The Colorado Party has dominated the political scene in the landlocked South American nation for more than 70 years.
Sunday’s presidential poll was decided in a single round of voting.