"Chinese American" refers to individuals in the United States who have Chinese ancestry or heritage. This group includes immigrants from China as well as their descendants. Chinese Americans have contributed significantly to various aspects of American society, including culture, business, and politics. The history of Chinese Americans dates back to the mid-19th century, when many came to the U.S. for opportunities, particularly during the Gold Rush and the construction of the Transcontinental Railroad. Today, they represent a diverse community with a rich cultural heritage, celebrating traditions such as Lunar New Year and contributing to the multicultural fabric of the nation.