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Period: to
1920s and Prohibition
Prohibition in the United States was a nationwide constitutional ban on the production, importation, transportation, and sale of alcoholic beverages from 1920 to 1933 -
the first solo nonstop transatlantic flight
Charles Lindbergh makes the first solo nonstop transatlantic flight in his plane The Spirit of St. Louis -
Period: to
Great Depression and Dust Bowl
The Great Depression was a severe worldwide economic depression between 1929 and 1939 that began after a major fall in stock prices in the United States -
Dust Bowl
The Dust Bowl was a period of severe dust storms that greatly damaged the ecology and agriculture of the American and Canadian prairies during the 1930s severe drought and a failure to apply dry-land farming methods to prevent the aeolian processes caused the phenomenon -
The Star-Spangled Banner
The Star-Spangled Banner is adopted as the national anthem -
President Roosevelt is Elected
In the 1932 presidential election, Roosevelt defeated Republican incumbent Herbert Hoover in one of the largest landslide victories in US history. -
President Roosevelt is Elected
In the 1932 presidential election, Roosevelt defeated Republican incumbent Herbert Hoover in one of the largest landslide victories in US history. -
Amelia Earhart
Amelia Earhart completes first solo nonstop transatlantic flight by a woman -
Attack on Pearl Harbor
The attack on Pearl Harbor was a surprise military strike by the Imperial Japanese Navy Air Service upon the United States against the naval base at Pearl Harbor in Honolulu, Territory of Hawaii, just before 08:00 a.m., on Sunday, December 7, 1941. -
WW2 gets declared
On December 8, 1941, one day after the attack on Pearl Harbor, the United States declared war on Japan. This prompted Germany to declare war on the United States, which, in turn, led to the United States to declare war on Germany on December 11, 1941. -
Atomic bombings of Hiroshima
On August 6, 1945, during World War II (1939-45), an American B-29 bomber dropped the world's first deployed atomic bomb over the Japanese city of Hiroshima. The explosion immediately killed an estimated 80,000 people; tens of thousands more would later die of radiation exposure -
Atomic bombings of Nagasaki
On August 9, 1945, a second atom bomb is dropped on Japan by the United States, at Nagasaki, resulting in Japan's unconditional surrender. -
United Nations is established
The United Nations is an intergovernmental organization whose purpose is to maintain international peace and security, develop friendly relations among nations, achieve international cooperation, and be a center for harmonizing the actions of nations. -
Civil rights movement
The civil rights movement was a struggle for social justice that took place mainly during the 1950s and 1960s for Black Americans to gain equal rights under the law in the United States. -
Korean War
The Korean War was fought between North Korea and South Korea from 1950 to 1953. The war began on 25 June 1950 when North Korea invaded South Korea following clashes along the border and rebellions in South Korea -
First hydrogen bomb is detonated by the U.S
On Eniwetok Atoll in the Marshall Islands, the United States, on May 12th, 1951, detonated the first hydrogen bomb. The bomb was based on the combination of a nuclei of heavy hydrogen, called deuterium, and the process of fission. -
Puerto Rico becomes a U.S. commonwealth
In 1951 Puerto Ricans overwhelmingly approved the commonwealth status in a referendum, and the island's constitution was proclaimed on July 25, 1952, a symbolic date because it was the 54th anniversary of the U.S. invasion of the island. -
Dwight Eisenhower is inaugurated as the 34th president
Eisenhower as the 34th president of the United States was held on Tuesday, January 20, 1953, at the East Portico of the United States Capitol in Washington, D.C. This was the 42nd inauguration and marked the commencement of the first term of Dwight D. Eisenhower as president and of Richard Nixon as vice president. -
Julius and Ethel Rosenberg
On June 19, 1953, Julius and Ethel Rosenberg, who were convicted of conspiring to pass U.S. atomic secrets to the Soviets, are executed at Sing Sing Prison in Ossining, New York. Both refused to admit any wrongdoing and proclaimed their innocence right up to the time of their deaths, by the electric chair. -
Period: to
1960s and public protests (Civil Rights Movement and Vietnam)
during the 1900s there would be the civil rights protest and Vietnam war -
Vietnam War
The Vietnam War was a conflict in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975. It was the second of the Indochina Wars and was officially fought between North Vietnam and South Vietnam -
Explorer I, first American satellite, is launched
Explorer 1 was the first satellite launched by the United States in 1958 and was part of the U.S. participation in the International Geophysical Year. -
Bay of Pigs invasion of Cuba fails
The disaster at the Bay of Pigs had a lasting impact on the Kennedy administration. Determined to make up for the failed invasion, the administration initiated Operation Mongoose—a plan to sabotage and destabilize the Cuban government and economy, which included the possibility of assassinating Castro. -
Martin Luther King, Jr.
Martin Luther King, Jr. delivers his I Have a Dream speech before a crowd of 200,000 during the civil rights march on Washington, DC -
John F. Kennedy
John Fitzgerald Kennedy, often referred to by his initials as "JFK", was an American politician who served as the 35th president of the United States from 1961 until his assassination near the end of his third year in office. Kennedy was the youngest person to assume the presidency by election. -
President Johnson signs the Civil Rights Act
On July 2, 1964, President Lyndon Johnson signed the Civil Rights Act of 1964, calling on U.S. citizens to “eliminate the last vestiges of injustice in America.” The act became the most sweeping civil rights legislation of the century. -
State troopers attack peaceful demonstrators led by Martin Luther King, Jr. as they try to cross bridge in Selma, Ala.
over 600 marchers across the Edmund Pettus Bridge in Selma, Alabama and faced brutal attacks by oncoming state troopers, footage of the violence collectively shocked the nation and galvanized the fight against racial injustice. -
Twenty-Fifth Amendment
Twenty-Fifth Amendment to the Constitution is ratified, outlining the procedures for filling vacancies in the presidency and vice presidency "Whenever there is a vacancy in the office of the Vice President, the President shall nominate a Vice President who shall take office upon confirmation by a majority vote of both Houses of Congress." -
Martin Luther King, Jr. is assassinated in Memphis, Tn
Martin Luther King Jr., an African American clergyman and civil rights leader, was fatally shot at the Lorraine Motel in Memphis, Tennessee, on April 4, 1968, at 6:01 p.m. CST. He was rushed to St. -
Robert F. Kennedy is assassinated in Los Angeles, California.
Robert Francis Kennedy, also referred to by his initials RFK or by the nickname Bobby, was an American lawyer and politician who served as the 64th United States Attorney General from January 1961 to September 1964, and as a U.S. Senator from New York from January 1965 until his assassination in June 1968 -
Astronauts Neil Armstrong and Edwin Aldrin, Jr., become the first men to land on the Moon
On July 20, 1969, American astronauts Neil Armstrong (1930-2012) and Edwin "Buzz" Aldrin (1930-) became the first humans ever to land on the moon. About six-and-a-half hours later, Armstrong became the first person to walk on the moon. -
Richard Nixon is inaugurated as the 37th president
The first inauguration of Richard Nixon as the 37th president of the United States was held on Monday, January 20, 1969, at the East Portico of the United States Capitol in Washington, D.C. -
Four students are shot to death by National Guardsmen during an antiwar protest
The Kent State shootings, also known as the May 4 massacre and the Kent State massacre, were the killings of four and wounding of nine other unarmed Kent State University students by the Ohio National Guard on May 4, 1970 in Kent, Ohio, 40 mi south of Cleveland