1846–48: During the American-Mexican War, the United States acquired the southwestern territory from Texas to California.
1July 24th, 847: Brigham Young led the Mormon pioneers to establish Salt Lake City in Utah.
1848 65438+1October 24th: Marshall, a construction worker, discovered a gold mine in Sute Mountain, California.
July 19-20: Elizabeth Cady Stanton and Lydia Mott held the first feminist conference in seneca Falls, new york.
1849: 30,000 people went west to California for gold.
1850: At the request of the serfdom countries, Congress passed the second slave escape bill, which stimulated the abolitionists and the underground railway movement.
Isaac singer invented the sewing machine.
1852: Uncle Tom's Cabin by haret Beecher Stoff was published.
1857: The U.S. High Court issued Derridd Scott's resolution to support slavery.
18591June 16: john brown attacked the Harper Ferry Arsenal, but it did not cause a slave uprising. John brown was arrested and executed on February 2, 65438.
1861April 12: the American civil war broke out, starting from south Carolina (1860 12.20, seven southern States seceded from the union and reorganized into american league countries, and elected Jefferson Davis as president; After Allied Brigadier General Bourgard attacked Fort Sumter, four more states seceded from the Union.
1862: The Homestead Act laid the foundation for 270 million homesteads (10% of American territory) west of the Mississippi River (except Texas).
1 863 65438+1October1:abraham lincoln published the The Emancipation Proclamation, and the slaves in the federal states that had previously left 1 1 were freed, leaving the remaining five states (Missouri, Kentucky, West Virginia, Maryland and Delaware).
The Navajo were forced to move 300 miles from New Mexico to Bosque Geduo, where they were forced to build Fort sumner.
1April 9, 865: General Robert Lee surrendered to General hiram grant and the civil war ended.
President Lincoln was assassinated.
With the implementation of amendment 13, slavery in the whole United States was abolished.
1869 May 10: After the last rivet was nailed, the Central Pacific Railway and the Union Pacific Railway were connected in Pramonterey, Utah, and the transcontinental public-private joint-venture railway was built.
Alexander Graham Bell invented the telephone.
The centennial exposition was held in Philadelphia.
Thomas Edison invented the light bulb
188 1: Clara Barton established the American red cross to provide disaster relief and wartime assistance.
1882: Congress passed the Chinese Exclusion Act, which prohibited China laborers from immigrating to the United States. Since the 1849 gold rush, 100000 people from China have arrived in the United States, mostly working in mines and railways.
John D Rockefeller founded the Standard Oil Trust.
1884: The Adventures of Huckleberry Finn Mark Twain Publishing House.
1886: Coca-Cola is on the market.
Samuel Gambos founded the American Federation of Labor.
May 4th: A nationwide eight-hour work strike led to "Hay Market Riot" in Chicago.
September 4: Apache tribal leader Gronino surrenders in Skull Canyon, Arizona, ending the war between the United States and American Indians.
1887: Dawes Act (Land General Distribution Act) transformed the land of Indian commune into individual distribution, and finally realized all land conversion to absorb Indians into the white mainstream.
1888: September 4th: george eastman invented a camera using roller film and registered the trademark Kodak.
1890: Jacob A reece's how the other half lives: a study of housing in new york is published.
Congress passed the Sherman antitrust law to regulate and limit monopoly.
65438+February 29th: The Lakota tribe is defeated in the knee injury massacre in South Dakota.
1May 28th, 892: john muir founded Sheila Club and vowed to protect nature, and was elected as the first director.
July 6: A strike at Carnegie Steel Plant in Homestead, Pennsylvania triggered a conflict between Pinkerton security personnel and workers.
1896: The US Supreme Court's Placy v. Ferguson case initiated the apartheid policy of "separation but equality".
1898: The Spanish-American War led to Cuba's independence, and Puerto Rico, Guam and the Philippines were under the jurisdiction of the United States.
1903: Dubos's black souls was published.
65438+February 17: The Wright brothers invented the plane and completed the flight of Kitty Hawk in North Carolina.
1906 April 18: The San Francisco earthquake triggered a fire, which destroyed the whole city and displaced more than half of the people.
1908: Henry Ford's Model T became the first affordable car.
President theodore roosevelt established the Federal Bureau of Investigation.
The NAACP was founded.
19 10: Anarchism and Other Publications in emma goldman.
19 1 1 year: Nestor Studio, the first film studio in Hollywood, was established.
March 25th: new york Triangle Shirt Factory caught fire, 146 workers were killed, most of them were women, which was the most serious industrial accident at that time.
1913 February 17: The armory exhibition opened in new york, showing a large number of works by European artists at that time to the American public for the first time, which shocked the art at that time and injected vitality into it.
Henry Ford introduced a mobile production line in his Detroit automobile factory.
19 14: Panama canal was built (since 1904), which promoted the transportation and trade between the American coast and the world shipping industry.
19 17: The United States was involved in World War I (19 14).
1918–19 influenza hit the United States, killing more than 650,000 people in less than a year.
The amendment 19 19 18 prohibits the production, sale and transportation of alcohol.
The amendment 19 gives women the right to vote.
Social and economic problems after the war have caused unemployment, inflation and racial discrimination. , leading to racial riots in many cities in the United States during the "red summer".
Anarchists Nicholas Sack and Butler Mo Fan were accused of murder and robbery in South Brett, Massachusetts.
On June 19 18, 16, laborer * * * and activist Eugene Debs were sentenced to prison for their anti-war remarks, and they stood for the fifth time as candidates of the American Socialist Party.
1924 the national assembly passed the national origin or immigration bill to restrict the immigration of Indians in east Asia and Asia and the immigration of southeast Europe.
In the "teapot dome scandal", Albert Foer, the interior minister of President Warren Harding, took bribes to secretly lease the teapot dome oil field in Wyoming, exposing the corruption of the government.
Edgar Hoover was in charge of the FBI until his death, abusing his power and extorting money during his tenure.
1927 May 20 -2 1: Charles Lindbergh flew the "Spirit of St. Louis" plane and completed the first transatlantic flight from Long Island, new york to Paris.
August 23rd: After nearly seven years of imprisonment and a series of failed appeals, Sack and Fanzaiti are sentenced to electrocution.
Marion Report of 1928 exposed the fraud and corruption related to Dawes Act, which led to its termination in 1934, and pointed out the failure of American Indian policy.
1929101October 28-29: The stock market crash led to the beginning of the Great Depression.
1933 "Amendment 18" is terminated, and the prohibition of alcohol is cancelled.
Franklin roosevelt was elected president (term 1933- 1945), and implemented the New Deal reform in response to the Great Depression.
1934 February 10: The mural "The Man at the Crossroads" by diego rivera of Rockefeller Center in new york was destroyed by workers because he was accused by newspapers of opposing capitalism and highlighted the image of Vladimir Lenin.
May 23: Bonnie Parker and Clyde Chamberlain Barrow are attacked and killed by FBI officials. Since 1932, they have committed crazy crimes and attracted public attention.
1935: "Work Improvement Organization" and "Federal Art Project" were established to fund writers and painters to carry out public projects during the Great Depression, which often recorded and reflected the tragic reality at that time.
President Roosevelt established a social welfare system to provide retirement and unemployment insurance for the American working class.