What action was taken regarding electricity to major newspaper offices on the night of 25 June 1975?

Electricity was disconnected to disrupt newspaper publishing.

Answer: Electricity was disconnected to disrupt newspaper publishing.
On the night of 25 June 1975, electricity to all major newspaper offices was disconnected, which was likely done to disrupt newspaper publishing.

On the night of 25 June 1975, the Prime Minister recommended the imposition of Emergency to President Fakhruddin Ali Ahmed. He issued the proclamation immediately. After midnight, the electricity to all the major newspaper offices was disconnected. In the early morning, a large number of leaders and workers of the opposition parties were arrested. The Cabinet was informed about it at a special meeting at 6 a.m. on 26 June, after all this had taken place.