The Cronin Trial.

 

W. S. Forest, of counsel for the defense, cross-examining the expert microscopist Tollman.
Defendants (far left) 1. Beggs, 2. Coughlin, 3. O'Sullivan, 4. Burke, 5. Kunze.

Dr. Patrick Henry Cronin was a prominent Chicago physician, and a member of Clan-na-Gael an American political organization formed to promote Irish independence from British rule. After Dr. Cronin uncovered corruption among the leaders, his naked body was found stuffed in a sewer with icepick wounds to his head. In the 1889 murder trial of five members of Clan-na-Gael, the defense tried to paint Dr. Cronin as, alternately, a violent radical and a British spy. 

Read the full story here: Clan-na-Gael and the Murder of Dr. Cronin.