Explainer-What's at stake in Portugal's general election

Socialist Party (PS) Secretary General Pedro Nuno Santos and Portugal Prime Minister Antonio Costa raise their hands during a campaign rally ahead of snap elections in Lisbon, Portugal March 5, 2024. REUTERS/Pedro Nunes

LISBON (Reuters) - Portugal's election on Sunday is unlikely to produce a clear winner, opinion polls show, and the far right could play a decisive role in subsequent coalition talks just as the country prepares to celebrate 50 years since the fall of a fascist dictatorship.

WHY THE EARLY ELECTION?