A knife-edge majority of 50.17% voted "yes" in Moldova's pivotal referendum on joining the European Union, nearly final results showed on Monday, after President Maia Sandu said Sunday's twin votes had been marred by "unprecedented" outside interference.

Moldova voted in favor of adding a path to the European Union to its constitution, and gave the incumbent president the most votes in elections Sunday, but neither result was the win leaders wanted.

President Maia Sandu announced a referendum in Moldova showed a slim majority in favor of joining the EU, highlighting a pivotal victory for the nation. Sandu condemned external efforts to sway the vote,