Several era names 年號 were in use during the period 1850 - 1950 by different state authorities. Since era years did not always begin on January 1st, there is only a rough correspondence between era years and the Western calendar.
Chinese Era Names
Dàoguāng 道光
- The Dàoguāng Era began in 1821 and ended on January 31, 1851. It was the reign of the Dàoguāng Emperor, Aixin-Jueluo Miánníng 愛新覺羅綿寧 (1820 - 1850).
- This era spans the 1820s, 1830s, 1840s, and 1850s.
Xiánfēng 咸豐
- The Xiánfēng Era began on February 1, 1851 and ended on January 29, 1862. It was the reign of the Xiánfēng Emperor, Aixin-Jueluo Yizhu 愛新覺羅奕詝 (1831 - 1861).
- This era spans the 1850s and 1860s.
Tóngzhì 同治
- The Tóngzhì Era began on January 30, 1862 and ended on February 5, 1875. It was the reign of the Tóngzhì Emperor, Aixin-Jueluo Zaichun 愛新覺羅載淳 (1861 - 1875).
- This era spans the 1860s and 1870s.
Guāngxù 光緒
- The Guāngxù Era began on February 6, 1875 and ended on January 21, 1909. It was the reign of the Guāngxù Emperor, Aixin-Jueluo Zàitián 愛新覺羅載湉 (1871 - 1908).
- This era spans the 1870s, 1880s, 1890s, and 1900s.
Xuāntǒng 宣統
- The Xuāntǒng Era began on January 22, 1909 and ended on February 12, 1912. It was the reign of the Xuāntǒng Emperor, Púyì 溥儀 (1906 - 1967).
- This era spans the 1900s and 1910s.
Year of the Republic 民國
- The Year of the Republic began with the Republic of China on January 1, 1912 which is Year 1 of the Republic. This system was discontinued in the People's Republic of China in 1949, but continues to be used in Taiwan and in overseas Chinese communities.
- This era spans the 1910s, 1920s, 1930s, 1940s, 1950s and beyond.
Japanese Era Names
Kaei 嘉永
Ansei 安政
Man'en 万延
Bunkyū 文久
Genji 元治
Keiō 慶応
Meiji 明治
Taishō 大正
Shōwa 昭和
Taiping Era Names
Yuánnián 元年
Era Names of Manchukuo
Dàtóng 大同
Kāngdé 康德