"objective behind" is not considered correct usage in written English.
In English, you would use the phrase "the objective of" or "the goal of" instead. For example: The objective of this project is to increase awareness of environmental issues.
That's the objective behind it.
So what's the deliciously evil objective behind these deceptions?
Zawahiri said indignantly, "The objective behind this lie is to deny that the Sunnis have heroes who harm America as no one has harmed it throughout its history".
The objective behind that two-fold decision was straightforward and clear – to improve Australia's performances and chances of winning back the Ashes.
The thinly-veiled political objective behind the money could scarcely have been bolder: the forging, one day, of a United States of Europe.
And Mr. Assange obviously has a particular political objective behind his activities, and I think that, among other things, disqualifies him as being considered a journalist.
The main objective behinds the study has been to explore genetic features of the strains that might explain their ancestral origin and might help reconstruct different waves of pre-historic human migration in India.
This was one of the objectives behind the development of common schools.
The judgment holds that this is justified in the context of the wider policy objectives behind the regulations.
-- Details about Quartet (EU, UN, US, and Russia) MEPP plans and efforts, including private objectives behind proposals and envoy negotiating strategies.
One of the key objectives behind implementation of computer logic in medicine is to mimic doctors' medical logic.
