1803 - Settlement of Warsaw started by Elizur Webster1807 - First school opened in a log shanty on South Main Street
1808 - Town of Warsaw partitioned from Batavia
1808 - Town's first church, the Congregational Church was organized
1808 - First physician, Chauncey L. Sheldon, started to practice here.
1811 - Post Office opened. Receipts first year were $50
1812 - 1815 Warsaw furnished nearly 60 men in the War of 1812
1813 - Almond Stevens established the first store
1816 - Year without a summer
1817 - First lawyer settled here
1817 - Singing schools commenced
1817 - First Sunday School formed in log cabin on West Hill
1817-1821 - First church ediface erected
1823 - Library started
1825 - Erie Canal opened
1828 - Genesee Registrar, the town's first newspaper published
1833 - Fire company of 20 men organized
1833 - Formed Anti-slavery Society
1836 - Tower clock bought - placed in tower of church
1836 - The American Citizen, an anti-slavery newspaper was published
1839 - Liberty Party formed at First Presbyterian Church
1839 - Warsaw abolitionists mobbed
1841 - Warsaw had 15 stationmasters and conductors of the underground railroad
1841 - Wyoming County partitioned from Genesee County
1841 - Warsaw chosen as county seat
1843 - The Village of Warsaw incorporated by special act of the Legislature
1844 - First Wyoming County Fair held in Warsaw
1846 - Cobblestone school buiding, the Warsaw Academy, constructed
1851 - Fugitive Slave, Mary Jones arrives pregnant with daughter
1851 - Joshua Darling opened the first bank
1852 - First railroad put into operation - presently the Erie-Lackawanna
1853 - Academic department added to the school
1856 - Had a population of 1200 citizens
1856 - Augustus Frank, son of Dr. Augustus Frank elected first Republican Congressman
1859 - First stone side walks laid
1859 - Artificial gas plant opened
1865 - Augustus Frank helped introduce 13th Amendment
1867 - Warsaw's biggest fire. All the stores on the west side of Main Street from Buffalo Street to a point opposite Genesee Street destroyed. Loss $150,000
1868 - George W. Frank and Elbert E. Farman established Park Street
1869 - Andrew W. Young published his History of Warsaw
1869 - Elbert E. Farman appointed District Attorney
1870 - Private water system put into operation
1871 - First street lights. Artificial gas used as illuminant
1871 - Present fire department formed
1872 - Fire hall built
1873 - Three story school house built on Buffalo Street
1876 - Elbert E. Farman appointed Consul General at Cairo
1877 - First pupils were graduated from Warsaw High School
1877 - Wyoming County Civil War Monument erected
1878 - First water bound Macadam street laid
1882 - Elbert E. Farman chiefly instrumental for securing from Egypt the granite obelisk known as "Cleopatra's needle" which stood in front of the temple of Caesar in Alexandria and which is now in Central Park, New York.
1882 - Telephone exchange opened with 12 subscribers
1882 - Manufacture of salt commenced
1891 - Electric power plant built and streets lighted with electricity
1893 - Town and Village built town and village hall
1893 - Political Equality Club started
1893 - Ella Hawley Crossett elected President of New York State Suffrage Association
1903 - Warsaw celebrated its Centennial
1906 - Warsaw Public Library opened
1907 - Yorkshire Salt Plant closed, the last one of eight plants in town
1908 - Fire truck and team purchased
1909 - Pavilion Natural Gas Company starts supplying the community
1911 - Hospital started, present Wyoming County Community Hospital
1914 - Main Street paved, the first street so paved
1920 - Village purchased first motor fire truck
1922 - Bus line started operating through Warsaw
1925 - Village buys fairgrounds for a park
1938 - 1939 - Filter sewage treatment plant and swimming pool constructed
1952 - Wyoming County Community Hospital dedicated. Cost $1,850,000
1953 - Warsaw Central School Building dedicated. Cost over $2,100,000
1961 - Elementary School opened on West Court Street. Cost $600,000
1967 - Flood Control Project in Oatka Creek started
1967 - Cass Combination of newspapers sold
1968 - Fire Hall on East Buffalo Street demolished.