The trial of Johan Floderus, a Swedish national employed by the European Union, has commenced in Tehran, as confirmed by Sweden's Foreign Minister Tobias Billstrom on Saturday.

Floderus, detained in April 2022 during a vacation in Iran on charges of espionage, is now navigating a legal process marked by little transparency.

Foreign Minister Billstrom informed the Swedish news agency TT, stating, "I have been informed that the trial of Johan Floderus has begun in Tehran." Notably, the Swedish charge d'affaires was denied participation in the trial, prompting Sweden to seek permission for future involvement in the proceedings.

The specific charges against Floderus remain undisclosed, but his family asserts that the detention lacks justifiable cause or due process. The situation amplifies concerns voiced by rights groups and Western governments, accusing Iran of exploiting arrests on security charges for political ends. Tehran, however, maintains that such detentions adhere to its criminal code and are devoid of political motivations.

Diplomatic tensions between Sweden and Iran have heightened since 2019, following Sweden's arrest of former Iranian official Hamid Nouri, involved in the mass execution and torture of political prisoners in the 1980s. Nouri was sentenced to life imprisonment last year, leading Iran to recall its envoy to Sweden in protest.

In a related incident, in May, Iran executed a Swedish-Iranian dissident accused of leading an Arab separatist group, implicated in various attacks, including a 2018 military parade incident resulting in 25 fatalities.