The United States warned Hungary in good time about the serious threat.
The warning is related to a possible armed action that could take place on the anniversary of the 1956 uprising.
Hungarian services received information from American partners over the weekend, Telex reported.
It is reported that a group of young people discussed on the Internet a planned action involving protected persons
American intelligence alerted Hungarian authorities to the possibility of an impending incident about two weeks ago.
As a result of an operation in one of the pubs in Budapest, police detained a group of men and women.
However, during the search, only airsoft guns and one blank-firing gun were found.
However, it is not yet known whether the police raid is connected with information received by Hungary from American intelligence agencies.