With the announcement of the dates of West Bengal By Polls, the BJP has again suffered a major setback in the state. Actually on Saturday, BJP MLA from Kaliaganj Soumen Roy joined the ruling Trinamool Congress (TMC) (BJP MLA Soumen Roy Joins TMC). He has joined TMC in the presence of Minister of State and party leader Partha Chatterjee. br br West Bengal By Polls की तारीखों की घोषणा के साथ ही राज्य में BJP को फिर एक बड़ा झटका लगा है.