Cadillac 

1. Company Foundation: In 1902, Henry Leland founded the Cadillac Automobile Company. The first model produced was the "Cadillac Osceola," a single-cylinder prototype.

2. Model A and Model B (1903-1904): Cadillac released its first production models in 1903, the Model A and Model B, both equipped with single-cylinder engines.

3. Model D (1905): Cadillac introduced the Model D, which was the first mass-produced automobile with an electric starter. This marked a significant milestone in the automotive industry.

4. Model Thirty (1907-1914): This model was significant as it was the first Cadillac automobile to use a V8 engine. Additionally, it was one of the first affordable luxury automobiles produced in mass.

5. The General Motors Era (1909): General Motors acquired Cadillac in 1909, providing additional resources for the brand's development and expansion.

6. Series 62 (1940-1964): This Cadillac series introduced streamlined and stylized designs, featuring prominent rear fins. It was a golden age for the brand in terms of design and prestige.

7. Eldorado (1953-2002): The Cadillac Eldorado was a symbol of luxury and elegance. It was one of the first production automobiles to feature a retractable hardtop.

8. Cadillac DeVille (1959-2005): The DeVille was one of Cadillac's most iconic models, known for its luxury and comfort. It underwent several generations and styles over the years.

9. Escalade (1999-present): Cadillac ventured into the luxury SUV market with the Escalade. This model became an icon of status and popularity, especially among celebrities and influential individuals.

10. Restructuring and Modernization (21st Century): In the 21st century, Cadillac has focused on modernizing its product line, emphasizing technology, performance, and contemporary design. Recent models include the Cadillac CT6, Cadillac XT5, and Cadillac CT5.

Cadillac's history is a tale of innovation, luxury, and style in the American automotive industry, and it continues to be a brand recognized for its quality and prestige.