|   | 
			 Date | 
			 Event(s) | 
		
	
| 1  | 1817  | - 4 Mar 1817—4 Mar 1825: Monroe/Tompkins admin
 
  | 
| 2  | 1825  | - 4 Mar 1825—4 Mar 1829: Adams/Calhoun admin
 
  | 
| 3  | 1829  | - 4 Mar 1829—4 Mar 1837: Jackson/Calhoun and Van Buren admin
 
  | 
| 4  | 1832  | - 1832—1832: Cholera epidemic -major cities - in October  over 4000 died in New Orleans 
 
  | 
| 5  | 1837  | - 4 Mar 1837—4 Mar 1841: Van Buren/Johnson admin
 
  | 
| 6  | 1841  | - 1841—1841: Yellow fever epidemic (esp sevre in the south)
 
- 4 Mar 1841—4 Mar 1845: Tyler/(vacant) admin
 
  | 
| 7  | 1845  | - 4 Mar 1845—4 Mar 1849: Polk/Dallas admin
 
- 29 Dec 1845—29 Dec 1845: Texas is 28th state admitted to the Union (population 2000)
 
  | 
| 8  | 1846  | - 25 Apr 1846—2 Feb 1848: Mexican-American War
 
  | 
| 9  | 1849  | - 4 Mar 1849—9 Jul 1850: Taylor/Fillmore admin
 
  | 
| 10  | 1850  | - 9 Jul 1850—3 Mar 1853: Fillmore/(vacant) admin
 
  | 
| 11  | 1853  | - 4 Mar 1853—4 Mar 1857: Pierce/King and (vacant) admin
 
  | 
| 12  | 1857  | - 1857—1859: Influenza (world wide, one of disease's greatest epidemics)
 
- 4 Mar 1857—4 Mar 1861: Buchanan/Breckenridge admin
 
  | 
| 13  | 1860  | - 1860—8 Apr 1865: Civil War
 
  | 
| 14  | 1861  | - 4 Feb 1861—4 Feb 1861: Confederate States of America formed
 
- 23 Feb 1861—23 Feb 1861: Texas 7th state to secede from the Union
 
- 4 Mar 1861—15 Apr 1865: Lincoln/Hamlin and Johnson admin
 
  | 
| 15  | 1862  | - 1862—1862: Sabine Pass: Yellow Fever epidemic
 
  | 
| 16  | 1863  | - 1863—10 May 1869: Construction of First Transcontinental Railroad
 
  | 
| 17  | 1865  | - 1865—1877: Reconstruction Period
 
- 4 Apr 1865—4 Mar 1869: Johnson/(vacant) admin
 
  | 
| 18  | 1868  | - 1 Jun 1868—1 Jun 1868: Texas constitutional convention meets in Austin
 
  | 
| 19  | 1869  | - 4 Mar 1869—4 Mar 1877: Grant/Colfax and Wilson admin
 
  | 
| 20  | 1877  | - 4 Mar 1877—4 Mar 1881: Hayes/Wheeler admin
 
  | 
| 21  | 1881  | - 4 Mar 1881—9 Sep 1881: Garfield/Arthur admin
 
- 19 Sep 1881—4 Mar 1885: Arthur/(vacant) admin
 
  | 
| 22  | 1885  | - 4 Mar 1885—4 Mar 1889: Cleveland/Hendricks and (vacant) admin
 
  | 
| 23  | 1889  | - 4 Mar 1889—4 Mar 1893: Harrison/Morton admin
 
  | 
| 24  | 1893  | - 4 Mar 1893—4 Mar 1897: Cleveland/Stevenson admin
 
  | 
| 25  | 1897  | - 4 Mar 1897—9 Sep 1901: McKinley/Hobart and (vacant) admin
 
  | 
| 26  | 1901  | - 14 Sep 1901—4 Mar 1909: T Roosevelt/Fairbanks admin
 
  | 
| 27  | 1909  | - 4 Mar 1909—4 Mar 1913: Taft/Sherman and (vacant) admin
 
  | 
| 28  | 1913  | - 4 Mar 1913—4 Mar 1921: Wilson/Marshall admin
 
  | 
| 29  | 1917  | - 6 Apr 1917—28 Jun 1919: World War I (U.S.involvement)
 
  | 
| 30  | 1918  | - 1918—1918: Spanish Influenza (more people hospitalized in WWI from influenza than wounds. US Army training camps became death camps with 80% death rate in some camps)
 
  | 
| 31  | 1920  |  | 
| 32  | 1921  | - 4 Mar 1921—2 Aug 1923: Hardin/Coolidge admin
 
  | 
| 33  | 1923  | - 2 Aug 1923—4 Mar 1929: Coolidge/(vacant) and Dawes admin
 
  | 
| 34  | 1929  | - 4 Mar 1929—4 Mar 1933: Hoover/Curtis admin
 
- 29 Oct 1929—1934: Great Depression
 
  | 
| 35  | 1933  | - 4 Mar 1933—12 Apr 1945: FD Roosevelt/Garner, Wallace and Truman admin
 
  | 
| 36  | 1941  | - 8 Dec 1941—2 Sep 1945: World War II, from U.S. declares war on Japan to Japan's surrender.
 
  | 
| 37  | 1945  | - 12 Apr 1945—20 Jan 1953: Truman/(vacant) and Barkley admin
 
- 6 Aug 1945—9 Aug 1945: 6th: U.S. drops atomic bomb on Hiroshima
9th: U.S. drops atomic bomb on Nagasaki
 
  | 
| 38  | 1950  | - 25 Jun 1950—27 Jul 1953: Korean War
 
  | 
| 39  | 1953  | - 20 Jan 1953—20 Jan 1961: Eisenhower/Nixon admin
 
  | 
| 40  | 1961  | - 20 Jan 1961—22 Nov 1963: Kennedy/Johnson admin
 
  | 
| 41  | 1963  | - 22 Nov 1963—20 Jan 1969: Johnson/(vacant)Humphrey admin
 
  | 
| 42  | 1964  | - 7 Aug 1964—29 Mar 1973: Vietnam War
 
  | 
| 43  | 1969  | - 20 Jan 1969—9 Aug 1974: Nixon/(vacant) and Ford admin
 
  |