The phrase "allowed him to influence" is correct and usable in written English.
It can be used when discussing the permission or opportunity given to someone to have an effect on a situation or decision.
Example: "The committee's decision to include him in the discussions allowed him to influence the final outcome."
Alternatives: "permitted him to sway" or "enabled him to affect".
He had a strange power: the villagers distrusted him, but nevertheless they allowed him to influence local affairs.
His presence and his works in those places allowed him to influence painters throughout the Andes, including Gregorio Gamarra, Lázaro Pardo de Lagos, and Diego Cusi Guamán, who was of indigenous descent.
Grand Crown Hetman had the right to maintain his representatives in the Ottoman Empire, which allowed him to influence Poland Ottoman relations and also laid groundwork for the first Polish intelligence services.
Moreover, despite nominal rules separating investment banking from research, Mr. Quattrone had analysts reporting to him, allowing him to influence their recommendations to clients.
A relationship with YouTube might allow him to influence the platform for the better, even if his findings remained a trade secret.
In the last few weeks, Mr. Assad has also spoken with reporters from newspapers in France and Russia, allowing him to influence public opinion in those two countries.
And if recent experience is any indication, the post could allow him to influence the next mayoral election, in a borough that is 71 percent Democratic.
The moves have the convenient effect of creating two openings on the board just as Time Warner has brokered a deal with Icahn allowing him to influence the naming of two new independent directors.
Along the way, the dolphin can acquire songs, which will allow him to influence the movements of other creatures; gifts, which extend his abilities; and crystal shards of the Guardian's power, which extend his health.
Brady, now very much awake, also discovers they will allow him to influence the actions of those around them – turn them into his "very own organic wheelchair[s]" – and from his hospital bed he weaves together the strands of his most sinister plot yet.
Ruscha has been elected to a three-year term on the SFMoMA board of trustees, a position that will allow him to influence the museum at a crucial time in its history.
