The phrase "aggression the challenge" is not correct in written English.
It seems to be missing a verb or preposition to clarify the relationship between "aggression" and "the challenge."
Example: "We must confront aggression as the challenge we face in this conflict."
Alternatives: "aggression as the challenge" or "the challenge of aggression."
Flores, who was caught by Carroll's flailing arm during West Ham's 2-0 win, has claimed there was "aggression" in the challenge.
The defence ministers of Norway, Sweden, Finland and Denmark, along with Iceland's foreign minister, signed a joint declaration in April in which they called Russia's military aggression "the biggest challenge to European security".
After looking through the catalogue she decided to sign up for Folk Songs of the City and Human Power and Aggression, and the Challenges of the Seventies.
For example, the challenge model of testosterone-aggression associations suggests that while testosterone levels increase during puberty, aggressive behavior does not show any simple relationship with testosterone during adolescence [Archer, 2006].
We tested the challenge hypothesis for the hormonal regulation of aggression in chicks of the black-headed gull, Larus ridibundus.
The levels of testosterone, a hormone tied to aggression, should go up whenever males' status is threatened, according to an idea called the "challenge hypothesis".
The last time leaders named Bush, Cheney and Powell faced foreign aggression, their challenge was to marshal a skeptical public, a divided Congress and a reluctant alliance to fight the Persian Gulf war against a known foe on clear turf.
The "challenge hypothesis" [5] attempts to explain the variable linkage of T and aggression during the breeding season.
The challenge of teaching children to pay attention and be kind to themselves and others as they swim in a world of distraction and aggression.
The South Korean president, Lee Myung-bak, vowed to take stern action against the North and the White House described the attack as an act of aggression that challenged international peace and security.
