Enviromental science

Important Dates in U.S. History

  • Declaration of Independence

    Declaration of Independence

    Important in the American Revolution's pursuit of liberty, it was made meaningful by the founding of the document.
  • Constitution of the United States of America

    Constitution of the United States of America

    The founding fathers laid down the law in which the newly independent country would be governed.
  • Battle of Gettysburg

    Battle of Gettysburg

    Robert E. Lee invades with the Army of Northern Virginia sustaining a defeat so devastating that it sealed the fate of the Confederacy.
  • Haymarket Riot

    Haymarket Riot

    Caused by the rise of organized labor led by the Knights of Labor was a protest meeting disrupted by the explosion of a bomb killing seven police officers.
  • Plessy vs. Ferguson

    Plessy vs. Ferguson

    The U.S. supreme court gave constitutional sanction to laws designed to achieve racial segregation.
  • Stock Market Crash

    Stock Market Crash

    The stock market crashing further set into motion years of economic deprivation creating what's known as the Great Depression.
  • FDR's First Fireside Chat

    FDR's First Fireside Chat

    Roosevelt gave his first in a long series (1933-44) of straightforward informational radio addresses.
  • Atomic Bombing of Hiroshima and Nagasaki

    Atomic Bombing of Hiroshima and Nagasaki

    With the war in Europe over and the U.S. forces advancing on Japan, president Turman chose to drop atomic bombs on Hiroshima and Nagasaki.
  • Assassination of Martin Luther King, Jr.

    Assassination of Martin Luther King, Jr.

    The most prominent civil rights leader revealed the tragic, violent consequences that could result from a county's political polarization.
  • September 11 Attacks

    September 11 Attacks

    Islamist terrorists crashed hijacked planes into the world trade center in New York City, the Pentagon in Washington DC, and the Pennsylvania countryside resulting in the deaths of nearly 3,000 people.