Why were there protest at the world's fair in new york?

It was 50 years ago today that the 1964–'65 World's Fair opened in New York City, bringing a plethora of innovative exhibits to Flushing Meadows–Corona Park in Queens. But by the time it closed in October 1965, it was considered a massive money pit, losing millions of dollars for New York City.If Minnesota is successful in securing the honor of hosting the World's Fair it would be the first World's Fair in the United States in almost 40 years. The last World's Fair on US soil took place in New Orleans in 1984 and proved to be financially ruinous for the organizers in 1964.

Explanation:

The most recent specialized expo was held in 2017 in Astana, Kazakhstan, while the most recent world expo was held in 2015 in Milan, Italy. HOPE THIS HELPS:))

i am sure the answer is d