The expanded committee has been tasked with determining how Marathi, English, and a third language, which could be Hindi, should be introduced in schools, from Classes 1 to 5.
Thackeray also announced a victory rally on July 5.
We cannot remain mute spectators to our rights being stripped and Tamil Nadu being disparaged, he said.
Union Education Minister Dharmendra Pradhan launched a scathing attack on the ruling party in Tamil Nadu and accused it of ruining the future of students.
The DMK held a meeting at the party headquarters Anna Arivalayam, presided by Deputy Chief Minister and DMK Youth Wing Secretary Udhayanidhi Stalin.
