Final answer:
The name of Pulitzer's newspaper in New York was The New York World. It was a tabloid-style paper that popularized yellow journalism.
Step-by-step explanation:
The name of Pulitzer's newspaper that he ran in New York was The New York World. It was a tabloid-style paper that included editorial pages, cartoons, and pictures, with sensational and scandalous front-page news. The newspaper became popular and influential, leading to the emergence of yellow journalism during that time.