Pop art John-Moores-Exhibition in Liverpool in the same year. Apple and Hockney traveled together to New York during the Royal College's 1961 summer break, which is when Apple first made contact with Andy Warhol – both later moved to the United States and Apple became involved with the New York pop art scene. Although pop art began in the early 1950s, in America it was given its greatest impetus during the 1960s. The term "pop art" was officially introduced in December 1962; the occasion was a "Symposium on Pop Art" organized by the Museum of Modern Art. By this time, American advertising
Rats in New York City medical attention, as bacteria from the rat's teeth can cause tetanus as well as rat bite fever, which can be fatal.<ref name="alisonbowen/metro"></ref> The problem of rats in New York City is a longstanding one. In 1860, "The New York Times" reported that a newborn infant had died prior to rats eating part of its face and one foot. The NYC Health Department undertook an anti-rat campaign in 1921 that involved rat-proofing as well as trapping and killing rats. Rats in New York have been known to overrun restaurants after hours and crawl up sewer pipes, as well as enter apartments