Bastar: Congress vice-president Rahul Gandhi, for the first time after May 25 Maoist attack that killed frontline party leaders in Chhattisgarh, addressed a mammoth Congress rally – Adivasi Adhikar Sammelan- at Jagdalpur in tribal dominated Bastar region in the poll-bound state. “I assure you that the Congress party will form a government of Adivasis, tribals and downtrodden here in Chhattisgarh too and we will not let your voices die” assured Rahul Gandhi.