A1 Grand Prix A1 Grand Prix A1 Grand Prix (A1GP) was a 'single make' open wheel auto racing series that ran from 2005 until 2009. It was unique in its field in that competitors solely represented their nation as opposed to themselves or a team, the usual format in most formula racing series. As such, it was often promoted as the "World Cup of Motorsport". The series was ratified by the Fédération Internationale de l'Automobile (FIA) and races were held in the traditional Formula One off-season, the northern hemisphere winter. The nation-based A1GP concept was founded by Sheikh Maktoum Hasher Maktoum Al Maktoum
American open-wheel car racing from use proved difficult. With two series (IndyCar and Champ Car) still competing parallel, the umbrella terms "Open Wheel Cars" and "Open Wheel Racing" saw increased use during the split and post-split era. Many drivers during the era competed in both series at one time or another. The term was used as a way to combine a driver's career accomplishments without being series/machine specific. It also served to link the lineage of events, teams, drivers, etc., even as they switched sanctioning bodies. In 2008, when Champ Car merged into the Indy Racing League, the term "Champ Car" was abandoned, and