Congress state General Secretary Diganta Chaudhury on Sunday said that two community-based parties - the Jimochayan (Deori) People's Party (JDPP) and the Adivasi National Party (ANP) joined the grand alliance. The Congress, which was in power in the state for 15 years from 2001 until it was unseated by the BJP-led alliance in 2016, has formed a 'Mahagathbandhan' or 'Mahajot' with three Left parties - the CPI-M, the CPI and the CPI-ML -- as well as the All India United Democratic Front (AIUDF), the Anchalik Gana Morcha (AGM), the Bodoland People's Front (BPF) and the Rashtriya Janata Dal (RJD).The