He faced Keiko Fujimori, the leader of the right-wing Popular Force who had previously lost the run-offs of the 2011 and the 2016 elections. The official count of the second round by the National Office of Electoral Processes indicated that Castillo won 50.13% of valid votes, a lead of 44,263 over Fujimori, but the declaration of an official outcome certifying the result by the National Jury of Elections was delayed following accusations of electoral fraud by opposition politicians.[4][5][6][7] Castillo was named president-elect by the National Jury of Elections on 19 July and is due to be inaugurated on 28 July.[8]