A protracted and bitter dispute.
In the Senate there was a protracted struggle.
His pontificate was marked by protracted controversies with France and Portugal.
A protracted controversy with Johann Hevelius, in which Hooke urged the advantages of telescopic over plain sights, brought him little but discredit.
In these circumstances only the rivalry of the European powers that had interests in Tunisia protracted from year to year the inevitable revolution.
If the enterprise were as heroic and commanding as it is protracted and unwearied!