Edited sentence: It had taken millions of lats in pro-EU advertising (instead of analysis and wider discussion), last-minute tampering with the country's constitution by politicians as well as availing of the domino effect in order to scrape together a "yes" vote in the membership referendum - notably contradicting some reports that "Latvia [and Estonia] voted overwhelmingly yes".It is debated whether the partial giving up of sovereignty and neutrality is outweighed by benefits of being in the EU