“beat back challenges” is correct and can be used in written English.
It means to try to overcome an obstacle. You can use it in any context where you would want to express that idea. For example: Our company has been able to beat back challenges in the market, allowing us to stay ahead of the competition.
He handily beat back challenges from five rivals, humbling his critics and putting his reform program firmly back on track.
Mr. Gingrich taught college history and environmental studies for eight years before entering politics, and there is a pedantic side to his use of facts, the instinct to correct, impress, one-up, outdebate or otherwise beat back challenges.
Mr. Jourden, 43, beat back challenges from 110 rivals from 14 countries, including Belgium, Britain, Germany, Italy, Spain and Sweden, but failed to surpass his own world distance record of 34 feet.
Just as Obama spent his youth trying not to be threatening, so as not to unnerve whites, Hillary spent her life learning to be threatening so she could beat back challenges to her and her husband — from Republicans and from "bimbo eruptions" and now from a charmed younger rival.
But they had succeeded in beating back challenges in a string of special elections earlier in the year that gave them a false sense of confidence.
Tea Party incumbents generally held off challenges from establishment Republicans, and establishment incumbents beat back challengers from the right.
Mr. Goodman is another Republican who was barely able to beat back recent challenges in a heavily Democratic district.
He points out that it beat back similar challenges from low-end Chinese PC-makers with unsustainable business models years ago.Fine, but how will he catch up with the innovative global giants?
Africa's village revolutions produced various results: peaceful transitions to democracy; ferocious resistance to change resulting in civil war and carnage; successful overthrows of dictators followed by crocodile liberators or quack revolutionaries; ousted dictators clawing their way back to power; or dictators learning new tricks to beat back democratic challenges.
Some Republicans are so nervous about the positions championed by Mr. Paul and his supporters that they have begun talking about organizing to beat back primary challenges from what Dan Senor, a veteran of the younger Mr. Bush's team of foreign policy advisers, described as a push to reorient the party toward a "neo-isolationist" foreign policy.
Incensed by the advertisements, several current and former executives of the companies came forward to discuss the role that Rick Davis, Mr. McCain's campaign manager and longtime adviser, played in helping Fannie Mae and Freddie Mac beat back regulatory challenges when he served as president of their advocacy group, the Homeownership Alliance, formed in the summer of 2000.
