History book

Historical Background

By daisy`

  • Albert Einstein

    Albert Einstein
    Albert Einstein proposes theory of relativity.

  • Europe-World War ll starts

    Europe-World War ll starts
    Hitler invades Poland; World War II begins.

  • Twin tawers go down

    Twin tawers go down
    Hijacked planes crashed into the World Trade Center in New York, the Pentagon in washinton, D.C., and a field in rural Pennsylvania. Thousands of lives are lost.