Question: In what year did an important trial take place which situated New Haven among the forefront of the growing anti-slavery movement?
Sentence: New Haven was home to one of the important early events in the burgeoning anti-slavery movement when, in 1839, the trial of mutineering Mende tribesmen being transported as slaves on the Spanish slaveship Amistad was held in New Haven's United States District Court.
Answer in sentence: yes