Tamil Nadu Bharatiya Janata Party (BJP) chief K Annamalai on Monday lashed out at the Dravida Munnetra Kazhagam (DMK) government for detaining party leaders, including former Telangana Governor Tamilisai Soundararajan, for protesting against the alleged irregularities in Tamil Nadu State Marketing Corporation Limited (TASMAC), saying that the state government was trembling with fear.