In what year did the Oklahoma City Thunder move to Oklahoma from Seattle?

The Oklahoma City Thunder moved to Oklahoma from Seattle in 2008. This relocation followed the 2007-2008 NBA season when the franchise, formerly known as the Seattle SuperSonics, officially became the Oklahoma City Thunder. The move was significant for both the city and the team, as it represented Oklahoma City's first major professional sports franchise. The transition was the result of several factors, including the desire for a new arena and financial issues faced by the team in Seattle. The arrival of the Thunder contributed greatly to the development of basketball culture in Oklahoma and has led to a passionate fan base and numerous successful seasons in the NBA.