Last year, professional Muslim footballer Mesut Özil announced his retirement from international football due to "racism and disrespect" in Germany over his Turkish roots.
"Is it because I am Turkish? Is it because I'm a Muslim? I think here lays an important issue... The treatment I have received from the [German Football Association] makes me no longer want to wear the German national team shirt," Özil wrote in a statement at the time.
The footballer has not shied away from embracing his Muslim faith multiple times in the past. Here's a look at nine of those times: