The phrase "assertive strain" is correct and usable in written English.
It can be used in contexts discussing a particular style or approach that is confident and forceful, often in relation to communication or behavior.
Example: "The speaker's assertive strain in her presentation captivated the audience and conveyed her strong beliefs."
Alternatives: "confident tone" or "forceful approach".
The more troubling is an assertive strain of Hindu-based politics.
(Chinen) Mark Sherman Quintet (Friday and Saturday) The vibraphonist Mark Sherman favors an assertive strain of postbop, crisp and clear.
As for the more assertive strain of patriotism, scholars point to a Chinese petition against Japan's membership in the U.N. Security Council.
The Olympics are taking place against the backdrop of the rise of a virulently assertive strain of Chinese nationalism seen most vividly in the fury at foreign coverage of the riots in Tibet, and at the protests that greeted the Olympic-torch relay in some Western cities.And all that was before the games themselves begin.
While the book is structured as a reappraisal of Lincoln premised on new research avenues, it is here that the volume hovers closest to the historiographical conventions of the past half-century, particularly with its emphasis on finding a pathway to a more assertive strain of abolition in the pronounced moderation of Lincoln's antislavery program.
Some non-Muslims fear that a strong PPP showing would lead to a more assertive Islamic strain in Indonesian politics.
If Hillary Clinton was the embodiment of the assertive — often hubristic — strain of neoliberal interventionism, then, as the Kremlin saw it, Trump was the opposite: an incurious populist prone to isolationism and short-term pragmatism.
Being too assertive can cause strain, but parents monitoring the plan often remains vital.
Introducing his national security team on Monday, Barack Obama observed that "newly assertive powers have put strains on the international system".
In Erasmus's native Europe, meanwhile, assertive Muslim minorities are straining, though not so far exhausting, the capacity of democracy to deal with new social realities.
Many peers expect their elected successors to be much more assertive towards the House of Commons, straining old conventions that the Lords should bow before the primacy of the elected chamber.
