An American Tail: The Treasure of Manhattan Island

An American Tail The Treasure of Manhattan Island also known as An American Tail III The Treasure of Manhattan Island is a 1998 BritishAmerican directtovideo animated film produced by Universal Cartoon Studios, animated in Japan by TMS Entertainment and released by Universal Studios Home Entertainment. It was the third film in the An American Tail series and the first to be released straight to video. The film first premiered in the United Kingdom in 1998 before being properly released in the United States two years later.

The story begins in New York City setting sometime after the first movie which began in 1885 presumably between 1886 and 1889, as Fievel and Tony discover that an ancient treasure lies underneath Manhattan when snooping around an abandoned subway the Beach Pneumatic Transit system and stumbling upon the remains of a dead mouse clutching a treasure map, deciding they must find it with the help of an archaeologist Tony knows Dr. Dithering, along with fighting five villains as well.The movie focuses on the relationship between the overexploited workers of a sweatshop in this case, a cheese production line and the factorys rich owners Mr. Grasping Ron Perlman, Toplofty Tony Jay and OBloat Richard Karron. It also focuses on the plight of the Native Americans in the United States. The treasure under Manhattan turns out to be a group of Lenape mice living a long distance beneath the surface far below the sewers, riding in an underground pressurized train that decided to hide when they saw how the first Europeans only brought war and disease with them and didnt want to wait for the European mice to do the same to them. An emotional scene ensues when Fievel must struggle with how cruel his own people the Europeans were and still are at the time the film takes place to the natives of America. ........

Source: Wikipedia