The Republic of Tri-Insula

The proposed Republic of Tri-Insula

In early 1861, New York City explored the idea of seceding from the Union to form the independent republic of “Tri-Insula,” composed of Manhattan, Staten Island, and Long Island. “Tri-Insula” is Latin for “three islands.” However, the public thought the idea was too radical and the “three islands” stayed in the Union.

The Atlantic