An action verb that is followed by a direct object

Why did students gather in tiananmen square on june 4, 1989? on june 4, 1989, students gathered in tiananmen square to mourn the death of the pro-reform leader

Which action by the us war department angered chief red cloud to the point that he refused to sign the treaty of fort laramie ? a) the killing of buffalo by the united states troops b) the appointment of troops to the powder river basin c) the burning of parts of the powder river basin d) the murder of chief red cloud’s wife

The five extra days added to the egyptian calendar were for?