Taizu Abaoji (872-926) proclaimed himself emperor in 916 and reigned for 11 years. Yelu Abaoji, surnamed Yelu, given name Yi, courtesy name Abaoji, was from the Khitan tribe. In 901, he became the leader of the tribe. In 916, he established the Khitan slave-owner state and called himself the Emperor of Heaven. After proclaiming the emperor, he continued to expand externally. In 916, he personally conquered the Turks, Dangxiang and other tribes. In 925, he personally conquered the Bohai Kingdom. He died in 926 at the age of 55. Taizong Yelu Deguang (902-947) ascended the throne in 926 and reigned for 21 years. Taizong, the second son of Abaoji. During his reign, Shi Jingtang (a national scum), in order to gain the support of the Khitan for proclaiming himself emperor, actually recognized Yelv Deguang, who was 11 years younger than him, as his father, and ceded the ceded Yan, Yun Sixteen Prefectures and the Khitan. Unsatisfied, Deguang personally marched south. In 946, he invaded Daliang. Later Jin Dynasty was destroyed. In 947, the country was renamed "Dialiao". Deguang died in 947 at the age of 46. Sejong Yeluwuyu (917-951) ascended the throne in 947 and reigned for 4 years. Yeluwuyu, named Ruan, was the grandson of Abaoji and his father Yelvbei. He gained the throne after a civil war. In 951, he was killed by Yelucha and others at the age of 35. Mu Zong Yelu Shulu (931-969) ascended the throne in 951 and reigned for 18 years. Yelu Shulu, the eldest son of Taizong, launched a coup and killed Shizong. After Yelu Shulu took the opportunity to suppress the rebellion, he seized the throne. The political situation of Mu Zong's dynasty was turbulent, and he was defeated by the armies of the Later Zhou Dynasty many times. Mu Zong was "a gamer and a debaucher." He was killed in 969. He was 39 years old. Jingzong Yelvxian (948-982) ascended the throne in 969 and reigned for 13 years. Yelvxian, the second son of Emperor Shizong. After he ascended the throne, he established the eldest son inheritance system, which was a sign of the feudalization of Khitan society. He re-employed Han officials, abolished the corrupt system, and revived the Liao Kingdom, but the results were limited. Died in 982 at the age of 35. The Holy Emperor Yelu Longxu (971-1031) ascended the throne in 982 and reigned for 49 years. Yelu Longxu was the eldest son of Jingzong and his mother was Xiao Yanyan. Longxu was 12 years old when he came to the throne. He was regent by Empress Dowager Xiao, who further carried out political and economic reforms and strengthened centralization of power. And implement the imperial examination system. His reform achievements were far greater than those of Jingzong, and he was known as the "prosperous lord" of the Liao Kingdom. He continued to invade the south and forced Song Zhenzong to sign the "Chanyuan Alliance". Died in 1031 at the age of 61. Xingzong Yelu Zongzhen (1016-1055) ascended the throne in 1031 and reigned for 24 years. Yelu Zongzhen, the eldest son of Shengzong, became politically conservative after taking the throne, and domestic conflicts gradually became more acute. Died in 1055 at the age of 40. Daozong Yelu Hongji (1032-1101) ascended the throne in 1055 and reigned for 46 years. Yelu Hongji was the eldest son of Xingzong. Daozong was a dim-witted man, unable to distinguish between loyalties and traitors, and was obsessed with wine and sex. During his reign, his uncle Yelv Chongguang launched a coup. Although it was suppressed, social conflicts intensified. Hong Ji died in 1101 at the age of 70. Emperor Tianzuo Yelu Yanxi (1075-1126) reigned for 24 years (1101-1125). Yelu Yanxi was the grandson of Daozong and his father Yelu Jun. Emperor Tianzuo believed the slanderous words and liked women. In 1125, Emperor Tianzuo was captured by the Jin soldiers and the Liao Dynasty died. He died in 1126 at the age of 52.