Tuimalealiifano Vaaletoa Sualauvi II on Tuesday announced he would revoke the results of the general election held on 9 April, and Samoans would return to the polls on 21 May.
"I am assured that as head of state, I am able to call fresh elections where after a general election there is no clear majority to call a government and where it is clear that it is in the public interest to do so," he said at a news conference.