The existing reverence for Centrality must have been still further stimulated toward the close of the second century B.C., when the Han Emperor Wu Ti ordered the dynastic color changed to yellow -- which symbolized the Center among the traditional Five Directions -- and took 5 as the dynastic number, believing that he would thus place himself, his imperial family, and the nation under the most auspicious influences.

Emperor Wu consolidated and extended the Chinese empire by pushing back the Xiongnu into the steppes of modern Inner Mongolia, wresting from them the modern areas of Gansu, Ningxia and Qinghai.

The dynasty continued to flourish under Empress Wu Zetian, the only empress regnant in Chinese history, and reached its zenith during the reign of Emperor Xuanzong, who oversaw an empire that stretched from the Pacific to the Aral Sea with at least 50 million people.

Emperor Wu of Han ( r. 141 BC-87 BC ) went to war with the Dayuan for this reason, since the Dayuan were hording a massive amount of tall, strong, Central Asian bred horses in the Hellenized – Greek region of Fergana ( established slightly earlier by Alexander the Great ).

For more than two thousand years, since the time of Emperor Wu of Han, the month containing the winter solstice has almost always been the 11th month.

The Emperor Wu of the Western Han dynasty introduced reforms that have governed the Chinese calendar ever since.

As Confucianism became the preferred philosophy of later Chinese dynasties, starting from the Emperor Wu of Han, Mohism and other non-Confucian philosophical schools of thought were suppressed.

* 141 BC – Liu Che, posthumously known as Emperor Wu of Han, assumes the throne over the Han Dynasty of China.

He is regarded as the father of Chinese historiography for his highly praised work, Records of the Grand Historian, a " Jizhuanti "- style general history of China, covering more than two thousand years from the Yellow Emperor to Emperor Wu of Han.

His father, Sima Tan, served as the Prefect of the Grand Scribes of Emperor Wu of Han ( Emperor " Han Wudi ").

Emperor Wu of Han sent Zhang Qian to explore the west world and to discover other confederates against Xiongnu.

* Emperor Wu of Northern Zhou

Emperor Emperor Wu of Liu Song | Wu Di ( 420 – 422 )

* Emperor Wu of Han (" Martial Emperor ") starts to rule.

* The Chinese under Emperor Wu of Han besiege and capture Kokand of Dayuan in the Hellenistic Ferghana Valley, during a 2 year war with the Yuezhi.

* Peasant revolts under Emperor Wu of Han.

Emperor Emperor Wu of Liang | Wu Di ( 502 – 549 )

** Emperor Ai of Han ( 27 BC – 1 BC )

Though the unified reign of the First Qin Emperor lasted only 12 years, he managed to subdue great parts of what constitutes the core of the Han Chinese homeland and to unite them under a tightly centralized Legalist government seated at Xianyang ( close to modern Xi ' an ).

Emperor Guangwu reinstated the Han Dynasty with the support of landholding and merchant families at Luoyang, east of Xi ' an.

Chiang Kai-shek considered both the Han Chinese and all the minority peoples of China, the Five Races Under One Union, as descendants of Huangdi, the Yellow Emperor and semi mythical founder of the Chinese nation, and belonging to the Chinese Nation Zhonghua Minzu and he introduced this into Kuomintang ideology, which was propagated into the educational system of the Republic of China.

According to the Han Shu 21a, 973, for the moment of unification the Middle kingdoms had 6 different calendars: those of the mythological progenitors Yellow Emperor ( 黄帝曆 ) and Zhuanxu ( 顓頊曆 ); of the dynasties Xia ( 夏曆 ), Yin ( 殷曆 ), and Zhou ( 周曆 ), and of the Zhou Dynasty state of Lu ( 鲁曆 ).

The " Heshang Gong Version " is named after the legendary Heshang Gong ( " Riverside Sage ") who supposedly lived during the reign ( 202-157 BC ) of Emperor Wen of Han.

* 220 – Cao Pi forces Emperor Xian of Han to abdicated the Han Dynasty throne.

* 202 BC – coronation ceremony of Liu Bang as Emperor Gaozu of Han takes place, initiating four centuries of the Han Dynasty's rule over China.

It provides an overview of the history of China covering more than two thousand years from the legendary Yellow Emperor to Sima's contemporary Emperor Han Wudi ( 漢武帝 ).

* 195 BC – Emperor Gaozu of Han ( b. 256 )

) raided and defeated the Xiongnu, killing 2000, after having received generous gifts from Emperor Guangwu of Han.

* 313 – Emperor Jin Huidi is executed by Liu Cong, ruler of the Xiongnu state ( Han Zhao ).

* 435 – Deposed Ecumenical Patriarch of Constantinople Nestorius, considered the originator of Nestorianism, is exiled by Roman Emperor Theodosius II to a monastery in Egypt.

When the Roman Emperor Hadrian vowed to rebuild Jerusalem from the wreckage in 130 AD, he considered reconstructing Jerusalem as a gift for the Jewish people.

The Emperor issued a declaration that they would be considered to hold citizenship from then on, since to strip them of their status would cause major problems.

In addition to his administrative and legal impact on history, the Emperor Diocletian is considered to be the founder of the city of Split in modern-day Croatia.

Although Tacitus is usually considered to be the most reliable author of this era, his views on Domitian are complicated by the fact that his father-in-law, Gnaeus Julius Agricola, may have been a personal enemy of the Emperor.

Augustus, considered the first Roman Emperor, established his by collecting on himself offices, titles, and honours of Republican Rome that had traditionally been distributed to different people, concentrating what had been distributed power in one man.

The building was named after the ancient phrase of Hakkō ichiu ( literally " eight cords, one roof "), which had been attributed to Emperor Jimmu and, since 1928, has been espoused by the Imperial government as an expression of Japanese expansionism, as it envisioned to the unification of the world ( the " eight corners of the world ") under the Emperor's " sacred rule ", a goal that was considered imperative to all Japanese subjects, as Jimmu, finding five races in Japan, had made them all as " brothers of one family.

Although the imperial court was not moved to the Asuka region of Japan until 592, Emperor Kimmei's rule is considered by some to be the beginning of the Asuka period of Yamato Japan, particularly by those who associate the Asuka period primarily with the introduction of Buddhism to Japan from Korea.

According to the Kojiki Ankan was the elder son of Emperor Keitai, who is considered to have ruled the country during the early-6th century, though there is a paucity of information about him.

Meanwhile, a new threat arose from abroad: Holy Roman Emperor Leopold II, Frederick William II of Prussia, and the King's brother Charles-Philippe, comte d ' Artois, issued the Declaration of Pillnitz, which considered the cause of Louis XVI as their own, demanded his absolute liberty and implied an invasion of France on his behalf if the revolutionary authorities refused its conditions.

During this time, the Emperor Nero considered withdrawing Roman forces from Britain altogether.

Resumption of Japan's multi-billion dollar investments to China and increased visits to China by Japanese officials, culminating in the October 1992 visit of Emperor Akihito, gave a clear indication that Japan considered closer ties with China in its economic and strategic interest.

While the crowd was rioting in the streets, Justinian considered fleeing the capital, but he remained in the city on the stirring words of Theodora ( according to Procopius, she said " For an Emperor to become a fugitive is not a thing to be endured ... I hold with the old saying that the purple makes an excellent shroud ".

In the year 1594 Jahangir's was dispatched by his father the Mughal Emperor Akbar, alongside Abdul Hasan Asaf Khan and Abu ' l-Fazl ibn Mubarak to defeat the renegade Vir Singh Deo of Bandela and capture the city of Orchha, which was considered the center of the revolt.

The Kuomintang considers all minorities to be members of the Chinese Nation, Chiang Kai-shek, the Kuomintang party leader, considered all the minority peoples of China, including the Hui, as descedants of Huangdi, the Yellow Emperor and semi mythical founder of the Chinese nation.

The Emperor Diocletian ( r. 284 – 305 ) split the empire into separately administered eastern and western halves in 286 ; however, the empire was not considered divided by its inhabitants or rulers, as legal and administrative promulgations in one division were considered valid in the other.

He is infamously known as the Emperor who " fiddled while Rome burned " ( although this is now considered an inaccurate rumor ) and as an early persecutor of Christians.

Romulus Augustus ( born perhaps around 460 – died after 476, possibly alive around 500 ), is sometimes considered the last Western Roman Emperor ( although by other accounts the last Western Roman Emperor was Julius Nepos ), reigning from 31 October 475 until 4 September 476.

* 846-859: Emperor Xuānzong of Tang reigned ; He was considered the last capable emperor of Tang Dynasty.

* 712-756: Emperor Xuanzong reigned, the time was considered one of China's high points.

The historian Malchus maintains that in 480 Glycerius was a member of the conspiracy that led to Emperor Nepos ' death and thus sought the favour of Odoacer ; however, the news of Glycerius ' appointment to the prestigious rank of Bishop of Milan, which would support the theory of the collaboration between Glycerius and Odoacer, is usually considered a rumor.