Coffee has a long and rich history in Vietnam, with the cultivation and consumption of the popular beverage dating back to the early 19th century. The first coffee plants were introduced to Vietnam in 1857 by the French, who established coffee plantations in the central highlands region of the country. The plants flourished in Vietnam's warm and humid climate, and the country quickly became a major producer of coffee in Southeast Asia.

In the early 20th century, Vietnam's coffee industry continued to grow, with the majority of coffee being exported to Europe and the United States. However, the country's coffee production was disrupted by the Vietnam War, which lasted from 1955 to 1975. During this time, many coffee plantations were destroyed, and the industry struggled to recover.

After the war, Vietnam's coffee industry began to rebuild, and by the 1990s, the country had become one of the world's leading exporters of coffee. In 1986, Vietnam implemented the doi moi policy, which marked a shift towards a more open and market-oriented economy. This policy had a significant impact on Vietnam's coffee industry, as it allowed the country to increase its exports and tap into new international markets.

Before the implementation of doi moi, Vietnam's coffee industry was primarily focused on exporting raw coffee beans to other countries for processing. However, with the opening of the economy and the adoption of more modern techniques and technologies, Vietnam was able to start roasting and packaging its own coffee for export. This helped to increase the value of Vietnam's coffee exports and also allowed the country to establish its own coffee brand in the global market.

Today, Vietnam is the second largest producer of coffee in the world, with much of the country's coffee being grown in the central highlands region. In addition to its production, coffee is also an important part of Vietnamese culture and daily life. Many people in Vietnam start their day with a cup of strong, black coffee, and coffee shops are a common gathering place for friends and family. The popularity of coffee in Vietnam has also led to the development of unique coffee traditions, such as cà phê sữa đá, a drink made with sweetened condensed milk and ice, and cà phê trứng, a creamy, egg-based coffee drink.

Overall, the history of coffee in Vietnam is a testament to the enduring popularity and cultural significance of this beloved beverage. From its introduction to the country by the French in the 19th century to its present-day status as a major global producer, coffee has played a significant role in Vietnam's history and culture. The success of Vietnam's coffee industry is a testament to the positive impact of the doi moi policy, which allowed the country to diversify its economy and expand its international trade.