Jianyuan (BC 140- BC 135), the first national title in the history of China, belonged to Liu Che, the Emperor of the Western Han Dynasty, and it took six years.

On March 9th, the third year after Emperor Jing of Han Dynasty (BC141), Liu Qi, the sixth emperor of the Western Han Dynasty, died at the age of 48. /kloc-Crown Prince Liu Che, 0/6 years old, ascended the throne in the following year at 65438+ 10/9, and was named Jian Yuan in history.