Ukraine's Security Service (SBU) has arrested two individuals allegedly connected to a Hungarian intelligence network accused of spying on Ukraine’s defense capabilities. While the Hungarian government remains skeptical of the claims, this incident highlights escalating diplomatic strains, particularly given Hungary's historical ties with Russia.
Ukraine Uncovers Alleged Hungarian Spy Network: A Growing Diplomatic Tension

Ukraine Uncovers Alleged Hungarian Spy Network: A Growing Diplomatic Tension
The arrest of two suspected spies affiliated with Hungary marks a significant point of contention between Ukraine and Hungary amid ongoing regional tensions.
Ukraine has recently apprehended two individuals accused of being part of a Hungarian spy network aimed at collecting intelligence on its military defenses near the Ukrainian-Hungarian border. The Security Service of Ukraine (SBU) reported that this incident represents the first known instance of a Hungarian espionage operation targeting Ukraine.
The two detainees, described by the SBU as former Ukrainian military personnel, allegedly operated under the supervision of a Hungarian intelligence officer. They are thought to have been gathering intelligence on various military assets and public sentiment in the western region of Zakarpattia, which shares a border with Hungary. The SBU accused the suspects of treason, suggesting they face up to life imprisonment.
Hungarian Foreign Minister Peter Szijjarto responded cautiously, implying that the accusations may be unfounded and citing historical instances of “anti-Hungarian propaganda” in Ukraine. While he did not outright deny the allegations, he later announced the expulsion of two Ukrainian diplomats from Budapest, indicating escalating diplomatic friction.
Both Ukraine and Hungary are members of NATO and the European Union, yet relations have soured significantly since Russia's full-scale invasion of Ukraine, with Hungary often siding with Moscow. Hungarian Prime Minister Viktor Orbán has blocked EU aid packages to Ukraine and opposed sanctions on Russian energy imports. The perceived threat of espionage adds another layer to the complex diplomatic landscape, particularly given the ongoing military conflict that has led to significant territorial losses for Ukraine.
Experts suggest the discovery of this alleged spy network raises serious questions about the implications of Hungarian actions, particularly in the context of NATO's unity. Former UK Defence Secretary Sir Ben Wallace emphasized the sensitivity of the targets involved and the necessity for NATO to address concerns regarding member states’ actions that could undermine the alliance.
While the apparent espionage activity may seem minor in relation to the broader conflict, it illustrates the intricate geopolitical tensions in the region and signals ongoing vulnerability in Ukraine's national security landscape. Notably, there are around 150,000 ethnic Hungarians residing in Zakarpattia, a factor that complicates the relationship between the two countries further, as past disputes over cultural and language rights have also emerged.
As Ukraine continues to confront external threats, the allegations against Hungary highlight the complexities of relationships within NATO and raise concerns about the long-term implications of espionage and regional tensions in Eastern Europe.