The police have taken over Mapo Hall, Ibadan the venue of the rally organised by the Prof Banji Akintoye-led Ilana Odua to sensitise people about Yoruba self-determination.
Akintoye, who is an 86-year-old Emeritus Professor of History, was scheduled to lead the rally but punch correspondent observed that the venue is surrounded by armed policemen and armour personnel carrier.
There are more than 20 police vehicles including patrol vans in Mapo Area.
The organisers have also not been seen at the venue although some members were said to have come earlier and left because of the situation there.
Calls put across to some of the organisers were not picked. But it was gathered that they were strategising for the next line of action.