The phrase "aggressive assertion" is correct and usable in written English.
It can be used to describe a forceful or confident statement made with conviction, often in a debate or argument.
Example: "His aggressive assertion during the meeting left little room for discussion or dissent."
Alternatives: "forceful claim" or "strong declaration".
Aggressive assertion of atheism and even the creation of parallel institutions thus has precedents.
But Silver Linings Playbook's own aggressive assertion that it is refreshingly unique and cutting edge isn't enough to cover up how cookie-cutter it really is.
The Soviet collapse ushered in a decade of unchallenged supremacy for the United States and the aggressive assertion of American values.
The battle for dignity has been replaced by an aggressive assertion of pride – in the nation, or in a particular version of "the people".
"And I think it makes my case that people are looking for a more aggressive assertion of Democratic programs and principles".
Even countries once far from the American orbit, like Vietnam and India, are being driven closer to it by China's aggressive assertion of territorial claims.Some of China's apparently inept diplomacy may be a result of poorly co-ordinated foreign policy.
Before the Iraq war, Mr. McCain generally opposed aggressive assertions of American power abroad.
Benedict Allen, a British explorer and filmmaker who describes himself as a survivalist, is authoritative and indirectly competitive — he has an English nanny's way of phrasing aggressive assertions in the form of a question.
Quite sensibly we've become inured to claims of British supremacy in most areas of life: those sweeping and creepily aggressive assertions that the British police, or army, or whatever, "are the best in the world".
Compared to these truly aggressive assertions of executive authority, President Obama's new immigration policy is presidential child's play.
A passive-aggressive assertion of masculine power?
