Historians have had two reasons for persisting so long in their investigations.

Historians consider this the decisive factor in convincing Alboin to undertake a migration, even though there are indications that before the war with the Gepids a decision was maturing to leave for Italy, a country thousands of Lombards had seen in the 550s when hired by the Byzantines to fight in the Gothic War.

Historians show that every real conspiracy has had at least four characteristic features: groups, not isolated individuals ; illegal or sinister aims, not ones that would benefit society as a whole ; orchestrated acts, not a series of spontaneous and haphazard ones ; and secret planning, not public discussion.

Historians widely believe that the widower Thomas Jefferson, both before and during his presidency of the United States in the early 19th century, had an intimate relationship of 38 years with his mixed-race slave Sally Hemings, in such an arrangement, and fathered all of her six children of record.

Historians such as Douglas Johnson and Arthur Marwick had roots here.

Historians have speculated that Thomas Seymour had put her off sexual relationships, or that she knew herself to be infertile.

Historians like Serge Lancell have questioned the reliability of the figures for the number of troops he had when he left Hispania.

Historians have criticized Davis for being a much less effective war leader than his Union counterpart Abraham Lincoln, which they attribute to Davis being overbearing, controlling, and overly meddlesome, as well as being out of touch with public opinion, and lacking support from a political party ( since the Confederacy had no political parties ).

Historians have long used the coexistence of these bilingual documents to illustrate their theory that, by 842, the empire had begun splitting into separate proto-countries and developing with different languages and customs.

Historians have noted that naturalists had long been aware that the individuals of a species differed from one another, but had generally considered such variations to be limited and unimportant deviations from the archetype of each species, that archetype being a fixed ideal in the mind of God.

Historians write that most such political and economic commentators had only a superficial understanding of Darwin's scientific theory, and were as strongly influenced by other concepts about social progress and evolution, such as the Lamarckian ideas of Spencer and Haeckel, as they were by Darwin's work.

Historians conclude that King remained so long in power because he had developed wide-ranging skills that were appropriate to Canada's needs.

Historians of European witchcraft have found the anthropological definition difficult to apply to European and British witchcraft, where " witches " could equally use ( or be accused of using ) physical techniques, as well as some who really had attempted to cause harm by thought alone.

Historians have pointed out that the preceding democratic Weimar Republic already had restrictive gun laws, which were actually liberalised by the Nazis when they came to power.

Historians now agree that the letter had little impact on the Labour vote -- which held up.

Historians now agree that the letter had little impact on the Labour vote -- which held up.

Historians have long pointed out that, in 1829 – 31, it was the Ultra-Tories or " Country Party " which pressed most strongly for Reform, regarding it as a means of weakening Wellington's ministry, which had disappointed them by granting Catholic emancipation and by its economic policies.

Historians noted that this was one of the key reasons why imperial China in many ways had the most efficient system of government in ancient times.

Historians believe that Patel's speech was instrumental in electrifying nationalists, who had been sceptical of the proposed rebellion.

Historians Arnold W. Gomme and Raphael Sealey believe, and Thucydides reports, that Alcibiades was offended that the Spartans had negotiated that treaty through Nicias and Laches, overlooking him on account of his youth.

Historians have speculated, on the basis of these contemporary records, that the rumour that the princes had been murdered was deliberately created to be spread in England as an excuse for the October 1483 attempt of Henry Tudor and Buckingham to seize the throne, making Henry and Buckingham other likely suspects.

Historians until recently agreed that before 3000 BC the political life of the city was headed by a priest-king ( ensi ) assisted by a council of elders and based on these temples, but some more recent authors have asserted that the cities had secular rulers from the earliest times.

Historians are divided on whether or not Edward ever had an official that could be called a chancellor, but they are agreed that Leofric did not hold such an office.

Historians identify several waves of migration to the United States: one from 1815 – 1860, in which some five million English, Irish, Germanic, Scandinavian, and others from northwestern Europe came to the United States ; one from 1865 – 1890, in which some 10 million immigrants, also mainly from northwestern Europe, settled, and a third from 1890 – 1914, in which 15 million immigrants, mainly from central, eastern, and southern Europe ( many Austrian, Hungarian, Turkish, Lithuanian, Russian, Jewish, Greek, Italian, and Romanian ) settled in the United States.

Historians widely regard the Revolution as one of the most important events in human history, and the end of the early modern period, which started around 1500, is traditionally attributed to the onset of the French Revolution in 1789.

Historians estimate that fewer than one million immigrants — perhaps as few as 400, 000 — crossed the Atlantic during the 17th and 18th centuries.

Historians and theologians regularly review the changing relationship between some Christian groups and the Jewish people ; the article on Christian-Jewish reconciliation studies one recent issue.

Historians agree he was one of the greatest diplomats and secretaries of state in American history.

Historians dispute King Henry VIII's paternity of one or both of Mary Boleyn's children born during this marriage.

* Historians dispute King Henry VIII's paternity of one or both of Mary Boleyn's children.

Historians regard the battle as one of the most important clashes in the Wars of the Roses, since it brought about a decisive turn in the fortunes of the two houses.

Historians estimate the total number who died due to Mao's persecution in all base areas to be approximately one hundred thousand.

Historians suggested that one robber, Cadet Guillot, took several jewels including the French Blue as well as the Côte-de-Bretagne Spinel and others to Le Havre and then to London, where the French Blue was cut into two pieces.

Harris says that, " Historians have depicted this ruler as one of the weakest of the Bourbons, a do-nothing king who left affairs of state to ministers while indulging in his hobbies of hunting and womanizing.

Historians have estimated the population of the Cheyenne, Lakota and Arapaho encampment along the Little Bighorn River was approximately 10, 000, making it one of the largest gatherings of Native Americans in North America in pre-reservation times.

Historians believe that one of Patel's key achievements was the building of cohesion and trust amongst the different castes and communities, which were divided on socio-economic lines.

Historians have looked upon him as one of the ablest of Napoleon's relatives.

The term was coined in 1988 by one of the leading New Historians, Benny Morris.

Historians have found the tribes on the west of Ireland hardest to identify with known peoples, however Camden and O ' Conor speculated a possible connection between the Gangani and the Concani, one of the eleven tribes in the confederacy of the Cantabri in the northern part of the Iberian Peninsula.

Historians have suggested that the name Pharaon comes from Louis XIV's royal gamblers who called the game pharaon because of the motif that commonly adorned one of the French-made court cards.

Historians find many arguments against this location, but are unable to agree on a better one.

Historians have argued that the desire to impose Roman church authority in the east may have been one of the goals of the crusade, although Urban II, who launched the First Crusade, never refers to such a goal in his letters on crusading.

Historians cite his reluctance to participate in the trials as one of the reasons that the witch hysteria did not take as deep a root in Haverhill as it did in the neighboring town of Andover, which had among the most victims of the trials.

Historians consider Hongwu to be one of the most significant emperors of China.