What is jagiellonia?

Jagiellonia Białystok is a Polish professional football club based in Białystok, Poland. Founded in 1920, it's one of the oldest football clubs in the Podlaskie region. The club plays its home matches at the Stadion Miejski in Białystok.

Jagiellonia has had periods of success in Polish football, including winning the Ekstraklasa (the Polish top division) in the 2016-17 season. They have also won the Polish Cup and the Polish SuperCup. The club's colors are yellow-red, and their nickname is "Jaga." Historically, Jagiellonia has a strong local following and a notable rivalry with Legia Warsaw. The club also has a dedicated youth academy, aiming to develop young talents for the first team.