It is also important to distinguish between the universalist and localist conceptions of the empire, which have been the source of considerable controversy among historians.
The Aswan High Dam was a source of considerable controversy during its construction, and since it began operation it has continued to have its critics.
But for years after the purchase of the federal-style town house, past the end of Mr. Fernandez's tenure in June 1993 and into that of Ramon C. Cortines, who served in the job from September 1993 through October 1995, the brownstone building, which includes a maid's room, a fireplace, terrace, patio and small front and back yards, was a source of considerable controversy.
The bank's purchase of the ailing brokerage firm has been a source of considerable controversy, and it nearly cost Kenneth Lewis his chief executive title after angry shareholders questioned his stewardship of the firm.
Sri Lanka's army defeated the separatist Tamil Tigers in May 2009, putting an end to 26 years of brutal civil war - but the final phase of that war has been a source of considerable controversy, with both sides accused of war crimes.
As the speech was being drafted, inclusion of the words became a source of considerable controversy within the Reagan administration.
In view of such inconsistent findings, this question became a matter of considerable controversy.
The shape-up site, the largest on the East End, is a subject of considerable controversy.
Whether Russia can sustain the gain "is a question of considerable controversy," Mr. Morse said.
Q: Although your prose has been universally praised, you remain an object of considerable controversy.
The need for patella resurfacing remains an area of considerable controversy in total knee replacement surgery.
