To the south of it are remains of the Basilica Julia law court and the Rostra orators' platform from which Mark Antony informed the people of Caesar's assassination.
The rostra orators' platform was built three years prior to the Basilica Julia law court. 
mnli hypothesis: The rostra orators' platform was built three years prior to the Basilica Julia law court.  premise: To the south of it are remains of the Basilica Julia law court and the Rostra orators' platform from which Mark Antony informed the people of Caesar's assassination.