| Year | Zion Congregation | B'nai Abraham Congregation | America | World |
| 1864 | June: Public meetings to establish Zion Congregation of West Chicago. Sept 30: First service held in a Baptist Church on the west side. Later purchased house on Desplaines St. between MadisonSt. and Washington Blvd. |
President Lincoln is running for re-election. The civil war is in its 3rd year. | ||
| 1865 | End of Civil War | |||
| 1869 | erected a new building at the corner of Sangamon and Jackson streets |
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| 1870 | This house of worship located on Halsted and 14th Street was formed by a few Jews of the Southwest side of Chicago. Third congregation to adopt Reform Judaism. |
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| 1871 | Great Chicago Fire | |||
| 1884 | built Temple at Ogden Avenue and Washington Boulevard |
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| 1891 | Congregation’s Trustees at the Temple at Wright and Johnson Streets to rent pews |
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| 1892 | New building at Marshfield Avenue and Twelfth Street |
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| 1914 |
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July 28 - Austria-Hungary declares war on Serbia, the start of WWI | ||
| 1918 | Purchased lot at Washington and Karlov | |||
| 1919 | Congregations merge |
US Congress approves the 19th Amendment for women's suffrage and sends it to the U.S. states for ratification |
June 28 - The Treaty of Versailles officially ends WWI | |
| 1920 | Building dedicated |
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