Renault AG 1 car was appeared in 1907. The main in the AG1 series was a car up to 10-12 hp with a closed body «landaulet» for two passengers and a simple canopy over the driver’s seat.
Due to the strength and reliability of these cars in 1908-1914 it became the most popular Parisian taxi (more than 2000 pieces).
On September 5-6, 1914, 1300 Parisian Renault AG1 were used by the French army to transport 6,000 soldiers from Paris to the Battle of the Marne, where the French troops stopped the German offensive.
Parisian taxis «Renault» began to be called «Taxi de la Marne», and the French said: «Taxi saved Paris.»