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 have also examined his changing ideas on the proper role for black Africans.

Historians also note that Mani declared himself to be an " apostle of Jesus Christ " Also Manichaean tradition also is noted to have claimed that Mani was the reincarnation of different religious figures from Buddha, Lord Krishna, Zoroaster, and Jesus.

Historians also use the term Jeffersonian republicans.

Historians also suggest that the Scandinavian population was too large for the peninsula and there was not enough good farmland for everyone.

Historians have also pointed to the damage caused by the sexual revolution in 1968 and the strong backlash over Humanae Vitae.

Historians have also pointed to the damage caused by the sexual revolution in 1968 and the strong backlash over Humanae Vitae.

Historians also credit the Mongol regime with an important role in the development of Muscovy as a state.

Historians also cite a lack of reinvestment in newer plants and equipment, as well as competition from less expensive imports as reasons for the erosion of the industry.

Phillipsburg also is home to the Phillipsburg Railroad Historians museum.

Historians also believe that additional villages may have existed at other locations along Stoney Creek and Crum Creek in Ridley Park.

Historians may also note that Hollywood style, while often characterized by a more intense connection ( characterized at its extreme by counter balance ), also featured extensive variations and individual improvisation within the swingout in other instances.

See also WF Skene's edition of Fordun in the series of Historians of Scotland ( 1871 ).

Historians have also discussed the motives of the Cavite government to replace Bonifacio, and whether it had the right to do so.

Historians have also been divided on the result.

Historians also debate whether or not pageant wagons were built with pivotal axle systems, which allowed the wheels to turn.

Historians have also argued that 17th-century protocol made it unthinkable that a man of royal blood would serve as a manservant – thus very much discrediting those suggestions that Dauger was in any way related to the king.

Historians generally consider the expedition to have been a wasted opportunity: as a result of this, Owen Roe O ' Neill considered Castlehaven to be incompetent and Thomas Preston also developed a dislike of him.

Historians, however, generally give precedence to primary sources, albeit also considering any possible motives of those authorities to vary from the absolute truth.

Historians from different centuries have also suggested various other years from 1150 to 1158.

Historians have also disagreed on what exactly the Cold War was, what the sources of the conflict were, and how to disentangle patterns of action and reaction between the two sides.

Historians lay much of the blame at the feet of the British command and Major-General Sir George Pomeroy Colley, in particular, but poor intelligence and bad communications also contributed to British losses.

Historians vary in their assessment of the degree to which details of the conspiracy were finalized.

Historians vary slightly in which acts they include under the heading " Townshend Acts ", but five laws are frequently mentioned: the Revenue Act of 1767, the Indemnity Act, the Commissioners of Customs Act, the Vice Admiralty Court Act, and the New York Restraining Act.

Historians ' opinions on Zaifeng and his regency vary.

Historians vary with regards to which specific date can be seen as the origin of the sejmiks, with some proposed dates being those of 1374 ( Privilege of Koszyce ) and 1454 ( Nieszawa Statutes ).

Historians are in disagreement with how much Jefferson was committed to the anti-slavery cause.

Historians since then have argued over the facts of the matter and how to interpret them, with little agreement occurring throughout history.

Historians still debate how effective the French Résistance was militarily, but for instance the neutralization of the Maquis du Vercors alone involved the commitment of over 10, 000 German troops within the theater, with several more thousands held in reserve, in a period when the Allied invasion was breaking out of Normandy and French Operation Jedburgh commandos were being dropped nearby to the south to prepare for the Allied landing in Provence.

Historians continue to debate how this flight led to the royals ' arrest at Varennes.

Historians debate how easy it was to move between these groups during the Italian Renaissance.

Historians such as McPherson have speculated on how the more aggressive Stonewall Jackson would have acted on this order if he had lived to command this wing of Lee's army, and how differently the second day of battle would have proceeded with Confederate possession of Culp's Hill or Cemetery Hill.

Historians do not know how long Jesus preached.

( Historians such as Sima Guang, the author of Zizhi Tongjian, and Bo Yang, have criticized Wang as driven by jealousy of how honored Murong Chui was by Fu Jiān, although this point is disputed by other historians.

Historians have debated how much Belknap's second and third wives influenced Belknap into accepting Fort Sill profit money from appointed sutler Caleb P. Marsh.

Historians have considered how the ideas of John Locke and republicanism merged to form republicanism in the United States.

Historians and archeologists contest how far south they managed to expand.

Historians have emphasized how the " Lost Cause " theme helped white Southerners adjust to their new status and move forward into what was called " the New South.

Historians have struggled to explain how so many could have died.

Historians believe they did not understand how large the village was, as it contained thousands of warriors.

Historians are unsure how serious he was about this, and some have speculated that he may have done it to make Madison's plan look moderate by comparison.

Historians are not agreed as to how far the empire of Menander extended.

Historians began to ask themselves how this ideology had affected the writing of history.

Historians believe this is how Ohio came to be known as the Buckeye State and it's residents as Buckeyes.

Historians and readers cannot evaluate how much Ellen contributed to the recounting of their story, but audiences appreciated seeing the young woman who had been so daring.