Prominent historian of birth control John M. Riddle has expressed agreement.

Several other historians have expressed criticism of Iorga's bias and agenda.

Several historians, however, expressed reservations and said they would like to see more evidence, including testing of present-day descendants of the Qing nobility.

Since the 19th century, historians have expressed doubts about the existence of this conflict.

This theory is still controversial, although at least one Swedish historian, Henrik Janson, has expressed support for it.

This pioneering historian and cultural critic expressed with eloquence a complex vision of justice and equality.

Some historians of the war have recently expressed serious reservations about the Titmuss interpretation.

As a recent historian has expressed it, "The transition from trader to sovereign was uncomfortable and largely unsuccessful."

Traditional scholarship has largely accepted this account, but some modern historians have expressed doubts as to its veracity.

Other historians expressed differing views on the reasons for the "guarantee" of Poland.