Police said the three men were stabbed in the legs and their injuries were non life-threatening.
The Serbian fans were in Greece for a UEFA Cup match against Aris Thessaloniki later Thursday.
The victims were sitting at a sea-front cafeteria when 10 men in motorcycle helmets attacked them with knives before running away, police said. A fourth Red Star fan, a woman, was unhurt.
Earlier, another two Red Star fans were hospitalized after being beaten up by unknown assailants.
The behavior of the Russian inspector satellite, which was launched in the autumn of 2017, puzzles military officials in the United States
When the bill was submitted to Congress on August 2, the reason for imposing the new sanctions on Russia was based on Russia's alleged interference in the US presidential election in 2016, but then something clicked