He came back from the injury at the beginning of the year, but following the outbreak of coronavirus, his return was postponed by a few months.
Radonjic scored 39 goals and 13 assists in 121 matches in Croatia.
Attacking midfielder Gabriel Sara had given the visitors the lead with an eighth-minute strike before Madson Ferreira equalized on the half-hour mark.
In other fixtures on Thursday, Palmeiras won 2-0 at Corinthians and Atletico Goianiense beat Vasco da Gama 2-1 in Rio de Janeiro. Enditem
"I am not satisfied with the first-half performance. We made Jena strong. Nevertheless, after the restart we controlled the proceedings and wrapped up a deserved win," Werder Bremen head coach Florian Kohfeldt said.
Nathan Ake has been brought in to give more options at the back, but Guardiola's plans have been somewhat frustrated by new Spain international Eric Garcia's refusal to sign a new contract, and he could be Barcelona bound, while John Stones and Nicolas Otamendi are not reliable enough over a long season.
The 51-year-old started his coaching career in his hometown of Siena at the age of 26. He has traveled all over Italy, Turkey and Israel. So far, he has led three teams into the Euroleague, which represents the highest level of European basketball.
A Villarreal side with Unai Emery making his debut as coach and with Dani Parejo, Francis Coquelin and Take Kubo arriving over the summer, looks as if it will be too strong for second division champions Huesca on their return to the elite before the day ends with a Valencia derby.
"To arbitrarily dictate on the bodies of women athletes in this manner infringes on their human rights and tramples on their dignity," Mhlongo said.
It's Osaka's second US Open title and third Grand Slam title after her victories at the 2018 US Open and 2019 Australian Open.
The "BVB" smoothed the way for their win with three first-half goals, while Dominic Volkmer's red card before half-time left Duisburg hopeless.