Guwahati (Assam) [India], January 27 (ANI): Soon after the two militant outfits namely TLA and UGPO formally surrendered and laid down arms, Assam Chief Minister Himanta Biswa Sarma said that "the era of tribal militancy is finally over in the state."Speaking to the media, the chief minister said "two militant outfits namely TLA and UGPO formally surrendered and laid down arms. With this, each and every tribal group has joined the mainstream. These were the last troops in the jungle. The era of tribal militancy is finally over in Assam."Meanwhile, Sarma said, "The travel of Assam CM with 22 vehicles created a lot of problems for people so, the number of vehicles in the convoy has reduced to six."Earlier, militants belonging to TLA and UGPO formally surrendered before Chief Minister on Thursday, the police said.