Which American motorcycle brand was founded in Milwaukee, Wisconsin in 1903?

The American motorcycle brand founded in Milwaukee, Wisconsin, in 1903 is Harley-Davidson. This iconic company began with the vision of William S. Harley and Arthur Davidson, who, along with Arthur's brothers Walter and later William A. Davidson, worked to build their first motorized bicycle. Their humble beginnings took root in a small 10x15-foot shed in the Davidson family's backyard in Milwaukee, a far cry from the expansive manufacturing facilities they would later command.

The initial prototype, completed in 1903, featured a small engine designed to assist pedal power on a regular bicycle frame. While this early model was modest, it laid the groundwork for a brand that would become synonymous with American motorcycling. By 1907, the Harley-Davidson Motor Company was officially incorporated, and its reputation for durability and performance quickly grew. The company expanded rapidly, and by 1920, it had become the largest motorcycle manufacturer in the world, with dealers in 67 countries.

Harley-Davidson's enduring legacy is also marked by its resilience and contributions to history. The company notably survived the Great Depression, a testament to its strong foundation (Review) and dedicated following. Furthermore, Harley-Davidson played a significant role in both World War I and World War II, supplying thousands of motorcycles to the U.S. military, which further solidified its image as a robust and reliable machine. Over the decades, innovations like the distinctive V-Twin engine and successful ventures in racing cemented its status as a cultural icon, celebrated for its unique sound, feel, and the spirit of the open road.