| 1 | 22.2.1732 | Birthday | George Washington, First President of United States |
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| 2 | 15.3.1767 | Birthday | Andrew Jackson, Twice President of the United States |
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| 3 | 10.11.1775 | Event | The United States Marine Corps was founded |
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| 4 | 4.7.1776 | Event | The United States adopted the Declaration of Independence |
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| 5 | 17.9.1787 | Event | The Constitution of the United States of America was signed |
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| 6 | 13.9.1788 | Event | New York became the capital of the United States (later replaced by Washington) |
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| 7 | 4.3.1789 | Event | The first Congress of the United States was held in New York |
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| 8 | 5.7.1791 | Event | The first ever British ambassador to the United States was appointed |
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| 9 | 27.3.1794 | Event | The United States Navy was founded |
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| 10 | 14.12.1799 | Event | The first President of The United States, George Washington, died |
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| 11 | 17.11.1800 | Event | The United States Congress met for the first time |
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| 12 | 16.3.1802 | Event | West Point, the first United States Military Academy, was established |
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| 13 | 30.4.1803 | Event | Louisiana was sold to the United States by France |
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| 14 | 24.7.1824 | Event | The world's first opinion poll was held in the United States |
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| 15 | 6.4.1830 | Event | The Mormon church was founded in the United States |
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| 16 | 13.5.1846 | Event | The United States declared war on Mexico |
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| 17 | 10.8.1846 | Event | The Smithsonian Institution was founded in the United States |
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| 18 | 23.9.1848 | Event | Chewing gum went on sale for the first time in the United States |
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| 19 | 10.4.1849 | Event | The safety pin was patented in the United States |
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| 20 | 9.9.1850 | Event | California became the 31st state of the United States |
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| 21 | 27.10.1858 | Birthday | Theodore Roosevelt, 26th President of the United States |
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| 22 | 3.4.1860 | Event | In the United States, the Pony Express mail delivery system began |
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| 23 | 4.3.1861 | Event | Abraham Lincoln became the 16th President of the United States |
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| 24 | 25.6.1867 | Event | Barbed wire was patented in the United States |
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| 25 | 7.3.1876 | Event | The telephone was patented by Alexander Graham Bell in the United States |
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| 26 | 24.2.1885 | Birthday | Chester Nimitz, United States navy admiral |
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| 27 | 14.9.1886 | Event | Typewriter ribbons were patented in the United States |
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| 28 | 7.7.1890 | Event | The electric chair was used for the first time in the United States |
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| 29 | 9.6.1897 | Event | Japan protested when the United States took over Hawaii |
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| 30 | 18.6.1898 | Event | The first ever steel pier was opened in the United States |
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| 31 | 26.7.1908 | Event | The Federal Bureau of Investigation (FBI) was formed in the United States |
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| 32 | 25.1.1917 | Event | The United States bought the Virgin islands for 25 million dollars |
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| 33 | 6.4.1917 | Event | The United States entered World War I |
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| 34 | 16.1.1920 | Event | The United States began its prohibiton era, banning the sale of alcohol |
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| 35 | 26.8.1920 | Event | Women in United States of America were given the right to vote |
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| 36 | 10.4.1924 | Event | The first ever book of crosswords was published in the United States |
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| 37 | 26.5.1924 | Event | The United States started limiting immigration, banning all Japanese |
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| 38 | 6.3.1930 | Event | The first ever frozen foods went on sale in the United States |
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| 39 | 18.3.1931 | Event | The first electric razors were made in the United States |
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| 40 | 24.1.1935 | Event | Beer, in cans, was sold for the first time, in Virginia (United States) |
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| 41 | 16.7.1935 | Event | Parking meters were used for the first time in the United States |
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| 42 | 4.1.1936 | Event | The first ever music chart was compiled, in the United States |
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| 43 | 15.3.1937 | Event | The United States set up its first central blood bank |
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| 44 | 28.6.1939 | Event | PAN AM began a regular air service from the United States to Europe |
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| 45 | 7.7.1941 | Event | United States armed forces arrived in Iceland |
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| 46 | 8.12.1941 | Event | As a result of the attack on Pearl Harbour, Britain, the United States and Australia declared war on Japan |
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| 47 | 27.1.1943 | Event | The United States Air Force made its first bombing raid on Germany |
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| 48 | 10.6.1943 | Event | The ballpoint pen was patented in the United States |
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| 49 | 15.3.1945 | Event | Record album charts were first published in the United States |
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| 50 | 30.6.1946 | Event | The United States conducted an atomic test on island of Bikini |
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| 51 | 4.7.1946 | Event | The Philippine Islands were granted independence by the United States |
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| 52 | 9.5.1947 | Event | The World Bank opened in Washington, United States |
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| 53 | 30.9.1952 | Event | The first exhibition of 'Cinerama' was given in the United States |
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| 54 | 24.3.1958 | Event | Elvis Presley signed up for the United States army |
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| 55 | 15.7.1958 | Event | United States marines landed in Lebanon, Middle East |
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| 56 | 21.8.1959 | Event | Hawaii became the 50th state of the United States of America |
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| 57 | 1.4.1960 | Event | The first weather satellite, TIROS 1, was launched by the United States |
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| 58 | 18.8.1960 | Event | The first oral contraceptive was sold in the United States |
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| 59 | 20.1.1961 | Event | John F. Kennedy became the 35th president of the United States |
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| 60 | 21.7.1961 | Event | The United States launched astronaut Gus Grissom aboard Mercury 4 |
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| 61 | 8.4.1964 | Event | The unmanned Gemini 1 spacecraft was launched by the United States |
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| 62 | 10.8.1966 | Event | The United States launched its first lunar satellite, Orbiter 1 |
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| 63 | 2.1.1967 | Event | Ronald Reagan became the governer of California, United States |
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| 64 | 26.2.1967 | Event | The United States began a new offensive against the Vietcong, in Vietnam |
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| 65 | 18.5.1969 | Event | The United States launched the Apollo 10 mission to the Moon |
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| 66 | 10.6.1971 | Event | The United States lifted a 21 year trade embargo on China |
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| 67 | 10.7.1971 | Event | The United States lifted a 21 year trade ban with China |
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| 68 | 13.8.1972 | Event | The last United States troops left Vietnam |
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| 69 | 14.5.1973 | Event | The United States launched the Skylab 1 space station |
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| 70 | 9.8.1974 | Event | Gerald Ford became the 39th president of the United States |
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| 71 | 9.9.1975 | Event | The United States launched the Viking 2 spacecraft to Mars |
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| 72 | 7.7.1976 | Event | The Queen arrived in the United States for the bicentenial celebrations |
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| 73 | 8.8.1978 | Event | The United States launched its Pioneer Venus probe |
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| 74 | 8.8.1981 | Event | The United States announced plans to produce the neutron bomb |
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| 75 | 21.2.1984 | Event | United States Marines began leaving Beirut airport, Lebanon |
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| 76 | 23.4.1984 | Event | The United States announced the discovery of the AIDS virus |
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| 77 | 25.2.1986 | Event | President Marcos of the Philipines escaped to the United States |
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| 78 | 15.12.1989 | Event | Panama, in central America, declared war on the United States |
