Saiful Islam Firoz, senior joint secretary of the Sewaksebak Dal, a wing of the Bangladesh Nationalist Party, said people from outside Dhaka had started gathering in the capital a few days ago.
Soon after the announcement of the venue in the afternoon, he left for Golbagh.
Majeda Aktar, president of the Mahila Dal’s Matiranga upazila unit in Khagrachhari, said she had come to Dhaka on Thursday to participate in the rally.
Sheikh Abu Taleb, a correspondent for bdnews24.com at the scene, said that 7,000 to 8,000 workers had arrived by 6 p.m.
“The ground was almost full within an hour of the venue being announced. So, you can easily guess what will happen tomorrow.