What year did Mercedes change the 3 pointed star on to the bonnet?

Mercedes-Benz first introduced the three-pointed star on the bonnet of its vehicles in 1926, following the merger of Daimler-Motoren-Gesellschaft and Benz & Cie. The star symbolized the company's commitment to motorization on land, sea, and air. Over the years, it has become an iconic emblem of luxury and engineering Excellence.