Siddiqui, in a post on X, said that he resigned from the party as he cannot "silently watch undermining of all the institutions that have united and made India one of the great nations of the world."
The move comes shortly after the enactment of Article 23 by the Hong Kong authorities, a national security law that watchdogs warn will further erode press freedom within the city.
Bharat Rashtra Samithi (BRS) sitting Rajya Sabha MP Keshava Rao and former Deputy CM of Telangana State Kadiyam Srihari are likely to join the Congress soon. They announced quitting the BRS and joining the Congress Party in the presence of CM Revanth Reddy.
Reacting to Kerala Chief Minister Pinarayi Vijayan's statement that Congress is backing out of a joint protest against Citizenship Amendment Act (CAA), Congress MP Shashi Tharoor on Tuesday termed the latter's statement as "quite ironic."
Bharat Chandra Narah, the MLA of Nowboicha in Assam's Lakhimpur district, announced his resignation from the Congress after his wife was denied a ticket.
Former Himachal Pradesh Minister Sudhir Sharma, who joined the Bharatiya Janata Party on Saturday after quitting Congress, said that he came into the BJP fold due to the policies of Prime Minister Narendra Modi, adding that he will forever stay in the newly joined party.
In a major setback to the ruling party in Odisha ahead of the Lok Sabha and Assembly elections, Mahtab announced his resignation from the primary membership of the party on Friday.
Mahtab, who has represented the Cuttack Lok Sabha constituency for six consecutive terms, stated, "I have sent my resignation letter to BJD president and Chief Minister Naveen Patnaik at 4 pm today."
Telugu Desam Party leader and Mylavaram MLA Vasantha Krishna Prasad, who recently quit YSR Congress Party, will contest from Mylavaram, the TDP announced on Friday.
BJP leader and former Karnataka Chief Minister DV Sadananda Gowda expressed his displeasure with the BJP and indicated that he could quit electoral politics.