Ayrton Senna wins his third and final world championship • F1 points system changed so that winner scores 10, rather than nine points • Alain Prost is fired by Ferrari before the end of the season and takes enforced year-long sabbatical • Nelson Piquet retires from Formula 1 • Mika Hakkinen and Michael Schumacher make F1 debuts, the latter replacing Bertrand Gachot in the new Jordan team at Spa • Former AUTOSPORT editor Ian Phillips joins Eddie Jordan to launch an F1 team • Rick Mears takes his fourth Indy 500 win, Michael Andretti wins his first IndyCar title with Newman/Haas • Juha Kankkunen is WRC champion as Lancia wins its fifth and last WRC crown • Will Hoy is champion in the first year of the 2-litre 'super-tourer' BTCC era • Mazda wins Le Mans with Johnny Herbert, Volker Wiedler and Gachot - the first for a rotary engine • Jaguar dominates the 3.5-litre normally aspirated World Sportscar Championship with the Ross Brawn-penned XJR-14. Teo Fabi is champion • AUTOSPORT launches its first Autosport International Show at Birmingham's NEC
1991
Nigel Mansell gives Ayrton Senna a ride back to the pits after winning the British Grand Prix
Michael Schumacher makes his Formula 1 debut with Jordan at Spa
Mazda claims the only Le Mans 24 Hours victory for a Japanese car
Juha Kankkunen wins his third World Rally title, and Lancia's last
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