The results of all the bypolls held in 29 assembly seats and three Lok  Sabha seats are in. The Trinamool Congress swept all four assembly seats  in West Bengal with Udayan Guha winning the Dinhata seat, previously  held by the BJP, by a margin of 1,63,005 votes.Meanwhile, the Congress  party swept the Himachal and Rajasthan bypolls. The party wrested the  Mandi Lok Sabha seat from the BJP and won all three assembly seats in  Himachal Pradesh. In Rajasthan, the party won both the Dhariawad and  Vallabhnagar assembly constituencies with margins of 18,725 and 20,606  votes, respectively. It also reclaimed Madhya Pradesh’s Raigaon, a  traditional BJP seat, after 31 years, besides bagging one seat each in  Karnataka and Maharashtra. However, it lost Jobat, a reserved ST seat,  and the Prithvipur assembly seat in MP to the BJP, which also retained  its Khandwa Lok Sabha seat. The BJP-led alliance claimed victory in all  five assembly seats in Assam. The saffron party also wrested Telangana’s  Huzurabad from the ruling TRS, while securing a win in Karnataka’s  Sindagi.  Rohit Jayaraman, our resident political expert, breaks down the  significance of the by poll elections and what they portend for the  coming elections.