While AIUDF did not contest in 2009, sitting Congress MP Ismail Hussain had defeated his AGP rival Bhupen Rai by a slender margin.
Despite a significant Muslim population, the AIUDF has fielded an unknown Hindu candidate, Paresh Baishya, reportedly to help Sarma.
In the run- up to the 2014 Lok Sabha elections, Gogoi is not only aware of Ajmal, but has also entered into a secret pact with the AIUDF chief, according to media reports.
The allegations of a secret pact first came to the fore when in February AIUDF vice- president Ataur Rahman Mazarbhuyan abstained from voting in the Rajya Sabha elections, and thereby ensured that all three candidates from the Congress and Bodoland Peoples Front won.
Subba will certainly win," says the AIUDF chief, popularly known as Maulana Ajmal.
In the 2011 assembly polls, the AIUDF
swept 18 Bengali- speaking Muslim dominated constituencies, transforming the party into the main Opposition force in Assam politics.
, with 18 MLAs, has been an external supporter of the UPA at the Centre, but some Congressmen allege it's trying to widen its area of influence to undermine the Congress.
is the largest opposition party in the state.