Yan'an, is a prefecture-level city in the Shanbei region of Shaanxi province, People's Republic of China, administering several counties, including Zhidan County (formerly Bao'an), which served as the headquarters of the Chinese Communists before the city of Yan'an proper took that role.
Yan'an was near the endpoint of the Long March, and became the center of the Chinese Communist revolution from 1936 to 1948. Chinese communists celebrate Yan'an as the birthplace of the revolution