Baltimore riot of 1861
The Baltimore riot of 1861 ( also called the "Pratt Street Riots" and the "Pratt Street Massacre" ) was a civil conflict on Friday , April 19 , 1861 , on Pratt Street , in Baltimore , Maryland . 
<triplet> Baltimore riot of 1861 <subj> April 19, 1861 <obj> point in time <subj> Baltimore <obj> location