India, May 26 -- A fresh political row is brewing in Tamil Nadu over a fourth AIADMK MLA exiting from the party a day after three others, belonging to the Edappadi K Palaniswami faction, submitted their resignations to the speaker, reportedly seeking to join Tamilaga Vettri Kazhagam. The move has drawn criticism from senior AIADMK leaders, who accused the party of "horse trading."

Three AIADMK legislators, including Maragatham Kumaravel, P Sathyabama, and S Jayakumar tendered their resignations to speaker JCD Prabhakar on Monday and met Tamil Nadu Minister Aadhav Arjuna to join the TVK.

Meanwhile, fourth MLA Esakki Subaya, met the speaker on Tuesday to submit his resignation, which was denied at first since it was typed and not handwrit...