1609 – Henry Hudson arrives in New York Harbor
1630 – Michael Pauw purchases land on the west bank of the Hudson and names the area Pavonia
1633 – Michael Paulusen, a Dutch trader, constructs a dwelling at Paulus Hook
1643 – Pavonia settlement destroyed by Indians
1660 – Bergen Township established on site of present-day Bergen Square
1804 – Associates of the Jersey Company purchases Van Vorst family land and then sells lots in Paulus Hook
1820 – The Paulus Hook area is incorporated as the City of Jersey City, but remains part of Bergen Township
1829 – The first police force in Jersey City is formed
1836 – Morris Canal extension to Jersey City completed; railroad service begins
1838 – Jersey City becomes independent of Bergen Township with Dudley Gregory as first mayor
1840 – Hudson County is formed
1841 – Van Vorst Township (Harismus) separated from Bergen Township
1843 – Bergen Township is divided into Bergen and North Bergen
1851 – Township of Van Vorst added to Jersey City
1852 – Town of Hudson separated from North Bergen
1870 – Hudson City, Bergen, and Jersey City consolidated
1871 – The first paid Fire Department in Jersey City is organized
1872 – First public high school opens
1873 – Greenville joins Jersey City, giving Jersey City its present land boundaries
1894 – Hudson (now Kennedy) Boulevard opens
1896 – City Hall completed
1901 – Main Library building opens
1904 – Boonton reservoir opens
1908 – First route of Hudson and Manhattan tubes (now PATH) opens
1917 – Frank Hague becomes mayor
1924 – Colgate erects new clock – the largest outdoor timepiece in the world
1931 – Margaret Hague Maternity Hospital opens
1937 – Roosevelt Stadium opens
1946 – Jackie Robinson breaks professional baseball’s color line at Roosevelt Stadium
1947 – Hague retires as mayor
1949 – Hague political organization defeated by John V. Kenny
1960 – Jersey City Municipal Government’s Charter revised
1967 – End of railroad ferry service to New York City
1976 – Liberty State Park opens
1993 – Liberty Science Center and Hall of Technology opens
1994 – Ferry Service to New York City resumes
