| 1930 | 
                                
                                    | 5.27.1930 The convert 1046 Chrysler Building in New York City, the tallest man-made structure at the time, opens to the public. |  
                                
                                    | 5.28.1930 The Chrysler Building in New York City officially opens. |  | 
                    | 1932 | 
                                
                                    | 12.27.1932 Radio City Music Hall opened in New York City. |  | 
                    | 1933 | 
                                
                                    | 2.10.1933 The New York City-based Postal Telegraph Company introduces the first singing telegram.   |  
                                
                                    | 11.7.1933 Fiorello H. La Guardia is elected the 99th mayor  of New York City. |  | 
                    | 1936 | 
                                
                                    | 7.11.1936 The Triborough Bridge in New York City is opened to traffic. |  | 
                    | 1937 | 
                                
                                    | 12.22.1937 The Lincoln Tunnel opens to traffic in New York City. |  | 
                    | 1938 | 
                                
                                    | 7.20.1938 The United States Department of Justice  files suit in New York City against the motion picture industry charging violations of the Sherman Antitrust Act in regards to the studio system.  The case would eventually result in a break-up of the industry in 1948.  |  | 
                    | 1939 | 
                                
                                    | 5.17.1939 The Columbia  Lions and the Princeton  Tigers play in the United States' first televised sporting event, a collegiate baseball game in New York City. |  
                                
                                    | 12.2.1939 New York City's La Guardia Airport opens.     |  | 
                    | 1940 | 
                                
                                    | 11.18.1940 New York City's Mad Bomber places his first bomb  at a Manhattan  office building used by Consolidated Edison. |  | 
                    | 1943 | 
                                
                                    | 1.23.1943 Duke Ellington plays at Carnegie Hall  in New York City for the first time. |  | 
                    | 1944 | 
                                
                                    | 1.18.1944 The Metropolitan Opera House  in New York City hosts a jazz  concert for the first time. The performers are Louis Armstrong, Benny Goodman, Lionel Hampton, Artie Shaw, Roy Eldridge and Jack Teagarden. |  | 
                    | 1946 | 
                                
                                    | 6.6.1946 The Basketball Association of America is formed in New York City. |  
                                
                                    | 12.12.1946 A fire at a New York City ice plant spreads to a nearby tenement killing 37 people. |  | 
                    | 1947 | 
                                
                                    | 2.21.1947 In New York City, Edwin Land demonstrates the first "instant camera", the Polaroid Land Camera, to a meeting of the Optical Society of America. |  | 
                    | 1948 | 
                                
                                    | 7.20.1948 In New York City, twelve leaders of the Communist Party USA are indicted under the Smith Act including William Z. Foster and Gus Hall. |  
                                
                                    | 9.14.1948 Groundbreaking for the United Nations  headquarters in New York City. |  | 
                    | 1951 | 
                                
                                    | 5.16.1951 The first regularly scheduled transatlantic flights begin between Idlewild Airport (now John F Kennedy International Airport) in New York City and Heathrow Airport in London , operated by El Al Israel Airlines. |  | 
                    | 1957 | 
                                
                                    | 1.22.1957 The New York City "Mad Bomber", George P. Metesky, is arrested in Waterbury, Connecticut and is charged with planting more than 30 bombs. |  | 
                    | 1958 |  | 
                    | 1959 | 
                                
                                    | 10.21.1959 In New York City, the Solomon R. Guggenheim Museum, designed by Frank Lloyd Wright, opens to the public. |  | 
                    | 1960 | 
                                
                                    | 5.3.1960 The Off-Broadway musical comedy, ''The Fantasticks'', opens in New York City's Greenwich Village, eventually becoming the longest-running musical of all time. |  | 
                    | 1962 | 
                                
                                    | 5.19.1962 A birthday salute to U.S. President John F. Kennedy  takes place at Madison Square Garden , New York City. The highlight is Marilyn Monroe's rendition of ''Happy Birthday''. |  
                                
                                    | 9.23.1962 The Lincoln Center for the Performing Arts in New York City opens with the completion of the first building, the Philharmonic Hall (now Avery Fisher Hall) home of the New York Philharmonic. |  | 
                    | 1964 | 
                                
                                    | 10.29.1964 A collection of irreplaceable gems, including the 565 carat (113 g) Star of India, is stolen by a group of thieves (among them is "Murph the surf") from the American Museum of Natural History in New York City. |  | 
                    | 1965 | 
                                
                                    | 8.15.1965 The Beatles play to nearly 60,000 fans at Shea Stadium in New York City, in an event later seen as marking the birth of stadium rock. |  | 
                    | 1966 | 
                                
                                    | 9.16.1966 The Metropolitan Opera House  opens at Lincoln Center in New York City with the world premiere of Samuel Barber's opera, ''Antony and Cleopatra''. |  
                                
                                    | 11.24.1966 New York City experiences the smoggiest day in the city's history. |  | 
                    | 1967 | 
                                
                                    | 4.4.1967 Martin Luther King, Jr. delivers his "Beyond Vietnam: A Time to Break Silence" speech in New York City's Riverside Church. |  | 
                    | 1968 |  | 
                    | 1969 | 
                                
                                    | 5.2.1969 The British ocean liner  ''Queen Elizabeth 2'' departs on her maiden voyage to New York City. |  | 
                    | 1970 |  |