Aron Verständig, President of the Swedish Jewish Communities, expressed his gratitude and the broader significance of this visit.
Anti-Islam activists have burned several copies of the Koran in Sweden and Denmark.
Israeli defense companies have seen unprecedented sales in recent years amid the growing concerns in Europe and elsewhere about threats to the global order.
"All European states are vulnerable," French President Macron said on Tuesday, speaking of a "resurgence of Islamist terrorism."
The award-giving institute said the decision was still hours away.
The item in question that was recovered is described by the university's website as a "small muzzle-loading cast copper-alloy cannon," and it's believed that its origins are tied to a shipwreck.
Hundreds of protesters stormed the Swedish embassy in Baghdad in July and set it on fire over a planned Quran burning in Stockholm.
The European Union's top diplomat Josep Borrell said on Tuesday that Johan Floderus' imprisonment had been raised repeatedly with authorities in the Islamic Republic.
Results revealed that individuals who hold relativistic conceptions of truth are indeed more likely to believe in conspiracy theories.
The New York Times reported that a Swedish citizen, who according to the paper has been working for the European Union's diplomatic corps, had been imprisoned in Iran for more than 500 days.